Write an equation in the variable x which satisfies each of the following: Dick is twice as old as Nely. He is also eight years older than she. A rectangle has an area of 36 sq. ft. The length is one foot longer than twice its width. The product of three consecutive integers is 120 1. 2. 3.

Q: The revenue achieved by selling x graphing calculators is figured to be x(49−0.5x) dollars. The cost…

A: Given, revenue achieved by selling x calculators, R(x)=x(49-0.5x). Also given that the cost of one…

Q: In 2015, the value of the freight, in dollars, that came into Florida was 3.46 x 10(11).  The value…

A: Given, the value of the freight, in dollars, that came into Florida was 3.46 x 1011   The value of…

Q: Solve 5√x+10−5=6 for x

A: ANSWER : x = 1/25

Q: Represent the number you would have to add to an expression of the form x2+bx to make a complete…

A: A complete square would be of the form:Comparing this to the equation given:Hence the missing term…

Q: Solve A = 4Tr2 for r

A:

Q: Susan is 5 years older than her sister Lucy. The sum of the square of Lucy's age and twice the age…

A:

Q: rentel car company charges a base fee of $53.67 plus $0.75 per mile driven. If X represents the…

A:

Q: Allen works as a pest control technician. Let y represent his total pay (in dollars) for the month.…

A: Allen works as a pest control technician. Let y represent his total pay (in dollars) for the month.…

Q: A rectangular yard has a length of 4 ft and a width of (x + 2) ft. If the area of the yard is 36 sq.…

A: A rectangular yard has a length of 4 ft. and a width of (x + 2) ft. If the area of the yard is 36…

Q: Find PQ. 8x – 27 4x + 33

A: We find length PQ

Q: Karrie earned $5.10 each day for 10 days of dog sitting in a month. She dog sat 10 times this amount…

A: Given, Karrie earned $5.10 each day for 10 days of dog sitting in a month Her earnings in 10 days =…

Q: A computer company makes a rectangular screen with a diagonal of 20 inches. The width of the screen…

A:

Q: Adam goes to a skating rink on Tuesdays for $8.50. While there, he pays $1.50 for each item he buys…

A:

Q: The cost of building a certain office building is proportional to the square of the number of…

A: To find the cost of 20 office building.

Q: the Eastville High School marching band wants to make a formation shaped like a large E. The sum of…

A: Given:- The Eastville High School marching band wants to make a formation shaped like a large E. The…

Q: √√x 11 + 7 = 19

A:

Q: Consider two unequal numbers. If 3 times the smaller number is subtracted from 3 times the larger…

A: Topic = Algebra

Q: set up an equation and solve each problem. A company has a rectangular parking lot 40 meters wide…

A: Consider the given information as b=40 and l=60

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.