Prealgebra (6th Edition)
6th Edition
ISBN: 9780134179018
Author: Jamie Blair, John Tobey Jr., Jeffrey Slater, Jenny Crawford
Publisher: PEARSON
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Textbook Question
Chapter 7, Problem 19T
Write the answers. Use the following information for 19–21.
The first side of a triangle is 6 feet longer than the second. The length of the third side is triple the second. The perimeter of the triangle is 26 feet. Find the length of each side of the triangle.
Define the variable expressions.
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Chapter 7 Solutions
Prealgebra (6th Edition)
Ch. 7.1 - Fill in the blanks. To solve the equation y+8=17,...Ch. 7.1 - Fill in the blanks. To solve the equation a1=7, we...Ch. 7.1 - Fill in the blanks. To solve the equation x15=82,...Ch. 7.1 - Fill in the blanks. To solve the equation x+15=22,...Ch. 7.1 - Fill in the blanks. Before we solve the equation...Ch. 7.1 - Fill in the blanks. Before we solve the equation...Ch. 7.1 - Fill in each blank with the missing phrase. To...Ch. 7.1 - Fill in each blank with the missing phrase. To...Ch. 7.1 - Fill in each blank with the missing phrase. To...Ch. 7.1 - Fill in each blank with the missing phrase. To...
Ch. 7.1 - Fill in each blank with the missing phrase. We...Ch. 7.1 - Fill in each blank with the missing phrase. We...Ch. 7.1 - Solve and check your answer. a6=19Ch. 7.1 - Solve and check your answer. y4=11Ch. 7.1 - Solve and check your answer. a+9=1Ch. 7.1 - Solve and check your answer. x+13=1Ch. 7.1 - Solve and check your answer. 5=x+5Ch. 7.1 - Solve and check your answer. 7=y+6Ch. 7.1 - Solve and check your answer. 79=y4Ch. 7.1 - Solve and check your answer. 811=x4Ch. 7.1 - Solve and check your answer. 712=x6+32Ch. 7.1 - Solve and check your answer. 813=x2+32Ch. 7.1 - Solve and check your answer. 8+42=a+64Ch. 7.1 - Solve and check your answer. 5+32=a+57Ch. 7.1 - Solve and check your answer. 12x111x1=5Ch. 7.1 - Solve and check your answer. 8x+77x+2=3Ch. 7.1 - Solve and check your answer. 1216=4y+83yCh. 7.1 - Solve and check your answer. 89=3x42xCh. 7.1 - Solve and check your answer. 6x65x+1=2+4Ch. 7.1 - Solve and check your answer. 11x+1210x1=4+11Ch. 7.1 - Solve and check your solution. 16=x3Ch. 7.1 - Solve and check your solution. 3=x2Ch. 7.1 - Solve and check your solution. 14=y2Ch. 7.1 - Solve and check your solution. 4=a6Ch. 7.1 - Solve and check your solution. a4=6+9Ch. 7.1 - Solve and check your solution. y3=911Ch. 7.1 - Solve and check your solution. x4=8+6Ch. 7.1 - Solve and check your solution. x5=6+2Ch. 7.1 - Solve and check your solution. y2=4+22Ch. 7.1 - Solve and check your solution. x1=5+42Ch. 7.1 - Solve and check your solution. 3x5=9Ch. 7.1 - Solve and check your solution. 57x=15Ch. 7.1 - Solve and check your solution. 23a=18Ch. 7.1 - Solve and check your solution. 58a=15Ch. 7.1 - Solve and check your solution. 76y=42+5Ch. 7.1 - Solve and check your solution. 37y=524Ch. 7.1 - Solve and check your solution. 3(2x)=24Ch. 7.1 - Solve and check your solution. 4(6x)=48Ch. 7.1 - Solve and check your solution. 6=2(5x)Ch. 7.1 - Solve and check your solution. 2=6(4x)Ch. 7.1 - Solve and check your solution. 8x+4(4x)=48Ch. 7.1 - Solve and check your solution. 6x+3(3x)=45Ch. 7.1 - Solve and check your solution. 6(2x)3x=30Ch. 7.1 - Solve and check your solution. 5(5x)4x=29Ch. 7.1 - Solve and check your solution. 102=3(4x)+2xCh. 7.1 - Solve and check your solution. 63=2(3x)+3xCh. 7.1 - Solve and check your solution. 213=5x+3(4x)Ch. 7.1 - Solve and check your solution. 328=8x+2(2x)Ch. 7.1 - Solve and check your solution. x=9Ch. 7.1 - Solve and check your solution. x=16Ch. 7.1 - Solve and check your solution. x=4Ch. 7.1 - Solve and check your solution. x=6Ch. 7.1 - Solve. a. 2x=12 b. x2=12 c. x2=12 d. x+2=12Ch. 7.1 - Solve. a. 5y=20 b. y5=20 c. x5=20 d. x+5=20Ch. 7.1 - Solve. a. y10=9 b. y+10=9 c. y10=9 d. 10y=9Ch. 7.1 - Solve. a. x6=11 b. x+6=11 c. x6=11 d. 6x=11Ch. 7.1 - Solve. 15=a+5Ch. 7.1 - Solve. 2=y+7Ch. 7.1 - Solve. 5x+24x=4Ch. 7.1 - Solve. 7x+36x=4Ch. 7.1 - Solve. x7=2+32Ch. 7.1 - Prob. 72ECh. 7.1 - Prob. 73ECh. 7.1 - Prob. 74ECh. 7.1 - Prob. 75ECh. 7.1 - Prob. 76ECh. 7.1 - Prob. 77ECh. 7.1 - Prob. 78ECh. 7.1 - Prob. 79ECh. 7.1 - Prob. 80ECh. 7.1 - The sum of each row, each column, and each...Ch. 7.1 - Prob. 82ECh. 7.1 - Prob. 83ECh. 7.1 - Prob. 84ECh. 7.1 - Prob. 85ECh. 7.1 - Prob. 86ECh. 7.1 - Prob. 87ECh. 7.1 - Prob. 88ECh. 7.1 - Prob. 89ECh. 7.1 - Prob. 1QQCh. 7.1 - Prob. 2QQCh. 7.1 - Prob. 3QQCh. 7.1 - Prob. 4QQCh. 7.2 - Write in words the question asked by each...Ch. 7.2 - Write in words the question asked by each...Ch. 7.2 - Prob. 3ECh. 7.2 - Fill in the boxes in each step with the values...Ch. 7.2 - Prob. 5ECh. 7.2 - Fill in the boxes in each step with the values...Ch. 7.2 - Prob. 7ECh. 7.2 - Fill in the boxes in each step with the values...Ch. 7.2 - Prob. 9ECh. 7.2 - Solve and check your solution. 3y9=12Ch. 7.2 - Prob. 11ECh. 7.2 - Solve and check your solution. 7x10=18Ch. 7.2 - Prob. 13ECh. 7.2 - Solve and check your solution. 15=6y3Ch. 7.2 - Prob. 15ECh. 7.2 - Solve and check your solution. 3x2=12Ch. 7.2 - Prob. 17ECh. 7.2 - Solve and check your solution. 6w+7=67Ch. 7.2 - Prob. 19ECh. 7.2 - Solve and check your solution. 5y9=74Ch. 7.2 - Prob. 21ECh. 7.2 - Solve and check your solution. 36=4x8Ch. 7.2 - Solve and check your solution. 1=75yCh. 7.2 - Solve and check your solution. 2=94xCh. 7.2 - Prob. 25ECh. 7.2 - Solve and check your solution. 10=46xCh. 7.2 - Prob. 27ECh. 7.2 - Solve and check your solution. 3=92yCh. 7.2 - Prob. 29ECh. 7.2 - Simplify the left side of the equation by...Ch. 7.2 - Prob. 31ECh. 7.2 - Simplify the left side of the equation by...Ch. 7.2 - Prob. 33ECh. 7.2 - Simplify the left side of the equation by...Ch. 7.2 - Prob. 35ECh. 7.2 - Prob. 36ECh. 7.2 - Prob. 37ECh. 7.2 - Prob. 38ECh. 7.2 - Prob. 39ECh. 7.2 - Prob. 40ECh. 7.2 - Prob. 41ECh. 7.2 - Prob. 42ECh. 7.2 - Prob. 43ECh. 7.2 - Prob. 44ECh. 7.2 - Prob. 45ECh. 7.2 - Prob. 46ECh. 7.2 - Prob. 47ECh. 7.2 - Prob. 48ECh. 7.2 - Solve and check your solution. 2y+6=12Ch. 7.2 - Prob. 50ECh. 7.2 - Prob. 51ECh. 7.2 - Prob. 52ECh. 7.2 - Prob. 53ECh. 7.2 - Prob. 54ECh. 7.2 - Solve and check your solution. 13x=8x+20Ch. 7.2 - Prob. 56ECh. 7.2 - Prob. 57ECh. 7.2 - Prob. 58ECh. 7.2 - Prob. 59ECh. 7.2 - Prob. 60ECh. 7.2 - Prob. 61ECh. 7.2 - Prob. 62ECh. 7.2 - Prob. 63ECh. 7.2 - Prob. 64ECh. 7.2 - Prob. 1QQCh. 7.2 - Prob. 2QQCh. 7.2 - Prob. 3QQCh. 7.2 - Prob. 4QQCh. 7.3 - Prob. 1ECh. 7.3 - Prob. 2ECh. 7.3 - Prob. 3ECh. 7.3 - Prob. 4ECh. 7.3 - Prob. 5ECh. 7.3 - Prob. 6ECh. 7.3 - Prob. 7ECh. 7.3 - Prob. 8ECh. 7.3 - Prob. 9ECh. 7.3 - Prob. 10ECh. 7.3 - Prob. 11ECh. 7.3 - Prob. 12ECh. 7.3 - Solve and check your solution. 4(2x+1)=53xCh. 7.3 - Prob. 14ECh. 7.3 - Prob. 15ECh. 7.3 - Prob. 16ECh. 7.3 - Prob. 17ECh. 7.3 - Prob. 18ECh. 7.3 - Prob. 19ECh. 7.3 - Prob. 20ECh. 7.3 - Prob. 21ECh. 7.3 - Solve and check your solution. 4(x2)=2(x+6)+31Ch. 7.3 - Prob. 23ECh. 7.3 - Prob. 24ECh. 7.3 - Prob. 25ECh. 7.3 - Prob. 26ECh. 7.3 - Prob. 27ECh. 7.3 - Prob. 28ECh. 7.3 - Prob. 29ECh. 7.3 - Prob. 30ECh. 7.3 - Prob. 31ECh. 7.3 - Solve and check your solution. 3(5x+1)4x=16Ch. 7.3 - Prob. 33ECh. 7.3 - Prob. 34ECh. 7.3 - Prob. 35ECh. 7.3 - Prob. 36ECh. 7.3 - Solve and check your solution. (x2+3x1)(2x+1)=x25Ch. 7.3 - Prob. 38ECh. 7.3 - Is x=19 a solution to (2x+9)+(3x2)(5x+1)=2(x6)(x1)...Ch. 7.3 - Prob. 40ECh. 7.3 - Prob. 41ECh. 7.3 - Prob. 42ECh. 7.3 - Prob. 43ECh. 7.3 - Prob. 44ECh. 7.3 - Prob. 45ECh. 7.3 - Prob. 46ECh. 7.3 - Prob. 1QQCh. 7.3 - Prob. 2QQCh. 7.3 - Prob. 3QQCh. 7.3 - Prob. 4QQCh. 7.4 - Fill in the blanks. To solve x3+x5=10 we multiply...Ch. 7.4 - Prob. 2ECh. 7.4 - Fill in each box with the correct number to...Ch. 7.4 - Prob. 4ECh. 7.4 - Solve and check your solution. x8+x4=3Ch. 7.4 - Prob. 6ECh. 7.4 - Solve and check your solution. x6+x4=5Ch. 7.4 - Prob. 8ECh. 7.4 - Solve and check your solution. x2x5=6Ch. 7.4 - Prob. 10ECh. 7.4 - Solve and check your solution. 3x+23=92Ch. 7.4 - Prob. 12ECh. 7.4 - Solve and check your solution. 5x+18=34Ch. 7.4 - Prob. 14ECh. 7.4 - Solve and check your solution. 5x12=18Ch. 7.4 - Prob. 16ECh. 7.4 - Solve and check your solution. 2x+12=37Ch. 7.4 - Prob. 18ECh. 7.4 - Solve and check your solution. 4x+23=16Ch. 7.4 - Prob. 20ECh. 7.4 - Solve and check your solution. x3+x=8Ch. 7.4 - Prob. 22ECh. 7.4 - Solve and check your solution. x3+x=6Ch. 7.4 - Prob. 24ECh. 7.4 - Solve and check your solution. x2+x=6Ch. 7.4 - Prob. 26ECh. 7.4 - Solve and check your solution. x42x=3Ch. 7.4 - Prob. 28ECh. 7.4 - Prob. 29ECh. 7.4 - Prob. 30ECh. 7.4 - Prob. 31ECh. 7.4 - Prob. 32ECh. 7.4 - Prob. 33ECh. 7.4 - Prob. 34ECh. 7.4 - Prob. 35ECh. 7.4 - Solve and check your solution. 59+x6=23Ch. 7.4 - Prob. 37ECh. 7.4 - Prob. 38ECh. 7.4 - Prob. 39ECh. 7.4 - Prob. 40ECh. 7.4 - Prob. 41ECh. 7.4 - Prob. 42ECh. 7.4 - Prob. 43ECh. 7.4 - Prob. 44ECh. 7.4 - Prob. 45ECh. 7.4 - Prob. 46ECh. 7.4 - Prob. 47ECh. 7.4 - Translate using symbols. [1.3.2] Twelve less than...Ch. 7.4 - Prob. 49ECh. 7.4 - Prob. 50ECh. 7.4 - Prob. 51ECh. 7.4 - Prob. 52ECh. 7.4 - Prob. 1QQCh. 7.4 - Prob. 2QQCh. 7.4 - Prob. 3QQCh. 7.4 - Prob. 4QQCh. 7.5 - Prob. 1ECh. 7.5 - Prob. 2ECh. 7.5 - Prob. 3ECh. 7.5 - Prob. 4ECh. 7.5 - Prob. 5ECh. 7.5 - Prob. 6ECh. 7.5 - Prob. 7ECh. 7.5 - Prob. 8ECh. 7.5 - Prob. 9ECh. 7.5 - Prob. 10ECh. 7.5 - Prob. 11ECh. 7.5 - Prob. 12ECh. 7.5 - Prob. 13ECh. 7.5 - Prob. 14ECh. 7.5 - Prob. 15ECh. 7.5 - Prob. 16ECh. 7.5 - Salary Comparison Mark is a teaching assistant at...Ch. 7.5 - Prob. 18ECh. 7.5 - Prob. 19ECh. 7.5 - Prob. 20ECh. 7.5 - Prob. 21ECh. 7.5 - Prob. 22ECh. 7.5 - Prob. 23ECh. 7.5 - Geometry A triangle has a perimeter of 24 inches....Ch. 7.5 - Prob. 25ECh. 7.5 - Geometry The perimeter of a rectangle is 74 feet....Ch. 7.5 - Price of College Books Jacob bought 2 books for...Ch. 7.5 - Number of Skiers On Monday the total number of...Ch. 7.5 - Prob. 29ECh. 7.5 - Prob. 30ECh. 7.5 - Prob. 31ECh. 7.5 - Geometry A triangle with all sides of equal length...Ch. 7.5 - a. Find the missing numbers for sequence x, then...Ch. 7.5 - Prob. 34ECh. 7.5 - Prob. 35ECh. 7.5 - a. Find the missing numbers for sequence x, then...Ch. 7.5 - [5.6.1]Checker Board The dimensions of an opened...Ch. 7.5 - Use the following information for problems 13. The...Ch. 7.5 - Prob. 2QQCh. 7.5 - Use the following information for problems 13. The...Ch. 7.5 - Concept Check The high school marching band...Ch. 7 - Prob. 1RPCh. 7 - Prob. 2RPCh. 7 - Prob. 3RPCh. 7 - Prob. 4RPCh. 7 - Solve and check your solution. 5+22=x5Ch. 7 - Solve and check your solution. 67a=221Ch. 7 - Solve and check your solution. 3x+2(4x)=182Ch. 7 - Solve and check your solution. x=18Ch. 7 - Prob. 9RPCh. 7 - Solve and check your solution. 6x8=34Ch. 7 - Solve and check your solution. 2y+16=58Ch. 7 - Solve and check your solution. 20=87yCh. 7 - Prob. 13RPCh. 7 - Solve and check your solution. 14y=19Ch. 7 - Solve and check your solution. 8x75x=15Ch. 7 - Solve and check your solution. 6x=9x+36Ch. 7 - Solve and check your solution. 5x=2x+30Ch. 7 - Solve and check your solution. 3x85x=6Ch. 7 - Prob. 19RPCh. 7 - Prob. 20RPCh. 7 - Solve and check your solution. 8x95x+18=3x2+2xCh. 7 - Prob. 22RPCh. 7 - Prob. 23RPCh. 7 - Solve and check your solution. 4(2x+9)+5x=3Ch. 7 - Prob. 25RPCh. 7 - Prob. 26RPCh. 7 - Prob. 27RPCh. 7 - Solve and check your solution. (5x2+x2)(5x25)=6x+9Ch. 7 - Prob. 29RPCh. 7 - Solve and check your solution. x5x2=6Ch. 7 - Solve and check your solution. y+y5=12Ch. 7 - Prob. 32RPCh. 7 - Solve and check your solution. 2x34=13Ch. 7 - Prob. 34RPCh. 7 - Solve and check your solution. 13=3y+12Ch. 7 - Prob. 36RPCh. 7 - For exercises 36 and 37: Write an equation. Solve...Ch. 7 - Prob. 38RPCh. 7 - For each of the following problems: a. Define the...Ch. 7 - For each of the following problems: a. Define the...Ch. 7 - Prob. 1TCh. 7 - Prob. 2TCh. 7 - Prob. 3TCh. 7 - Prob. 4TCh. 7 - Prob. 5TCh. 7 - Prob. 6TCh. 7 - Prob. 7TCh. 7 - Prob. 8TCh. 7 - Solve and check. 3=74yCh. 7 - Solve and check. 6x+49x=15Ch. 7 - Solve and check. 14x=2x+16Ch. 7 - Solve and check. 2x+4(3x6)=4(6x+2)Ch. 7 - Solve and check. 3(2x+6)+3x=27Ch. 7 - Solve and check. 4(x1)=6(x+2)+48Ch. 7 - Solve and check. (3x22x+1)+(3x210)=5x+5Ch. 7 - Prob. 16TCh. 7 - Prob. 17TCh. 7 - Prob. 18TCh. 7 - Write the answers. Use the following information...Ch. 7 - Prob. 20TCh. 7 - Write the answers. Use the following information...Ch. 7 - Write the answers. Use the following information...Ch. 7 - Write the answers. Use the following information...Ch. 7 - Write the answers. Use the following information...
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