Andre is trying to solve this system of equations: x+y = 3 4x = 12 - 4y Looking at the first equation, he thought, "The solution to the system is a pair of numbers that add up to 3. I wonder which two numbers they are." 1) Choose any two numbers that add up to 3. Let the first one be the x-value and the second one be the y-value.

Q: +3y+3z=5     -y   +3z=-4 -x       +12z=-7   Solve the system. Does it have one solution, no…

A:

Q: Solve the system of linear equations: 2x+y=1…

A: Solution: Consider the given system of linear equations : 2x + y = 1      ....(1)3x + 4y = 14…

Q: Find the solution to the system of equations: X - 2y + z = -8 y + 2z = -2 x+y+3z=-6 X || y = 2 =

A:

Q: Which point is the solution to the following system of equations? X = 2y + 6 Зх - у %3D 13

A: Here we have to solve the system of linear equations

Q: The bookstore at suntan u had a sale on school tshirts. Thursday they sold 45 of the marked down…

A:

Q: 1) Solve the system of equations: 2x + 3y = -4 3x + 2y = -1

A:

Q: Which variable would it be easiest equations? * 9х + у %3D 14 5х + 7y 3D 11 The x in the top…

A: We need to isolate y  This is more easy

Q: Consider the following system of equations: 3x+8y+2z=-5 2x+5y-2z=0 x+2y-2z=-1 Your study buddy…

A:

Q: How do I do this word problem? Your math instructor tells you that next week's test is worth 100…

A: Let x be the 2 point questions and y be the 5 point  questions. Write the equation can be written as…

Q: Mike invested $7,500 total in two bank accounts. Once account paid 4% interest and the other account…

A: As it is given that x represent the amount invested in the 4% account and y represent the amount…

Q: Describe how you would solve the systemx - 3z = 43x - 2y + 7z = -12x + z = 9

A: Solve the system. x-3z=43x-2y+7z=-12x+z=9 from the first equation x=4+3z now put this value on the…

Q: The system of equations y = 25,000 (0 15000} describes the annual salary, y, Thomas earns from his…

A: Topic:- function

Q: Solve the system: x + y + z = a x2 + y? + 22 = a? = a² x3 + y3 + 23 = a³

A: Solve the system:  x+y+z=a  x2+y2+z2=a2  x3+y3+z3=a3

Q: What is the solution for the following system of equations? y=2x-10 y=2-x

A: answer is x=4 and y=-2   explanation is given in below step

Q: Symbolize as a system in x and y but do not solve it: The sum of one number and half another is…

A:

Q: Q3- Given the following system of equations x-y-z = 6 3x - 3y — 3z = 18 6x — бу — 6z = 108 - How…

A: The Augmented matrix of the given systemLets use row operations to find the   echelon form.

Q: The system of equations X- y+ z 2 3x - y + 2z = -6 and 3x + y + z = -18 has

A:

Q: 9. a1 = 1, a12=1, a31 = -1, a32 = 2, b3 = -3; x₁ = 1, 10. a1 = 0, b₁ =9, a12 = 3, b₂ = 8; a21 =3, b₁…

A:

Q: identify a solution to this system of equations "-4x+3y=23" x−y=-7

A:

Q: What is the first step in solving the following system of equations by substitution? y=2x x+y=9

A:

Q: You just joined the local arboretum for a flat fee of $82. They charge an extra $31 for each special…

A: Explained below

Q: Charlie goes to his piggy bank and finds 35 coins, all nickels and quarters, worth $5.15. Which…

A: Let N be the number of nickels and Q be the number of quarters. In total Charlie found 35 coins. So,…

Q: Solve the system and check: 2x +3y +z = 8 5x + 2y - 3z = - 13 X-2y +5z = 15 %3D

A:

Q: What are the x -coordinates for the solutions to this system of equations? Sx² +y? = 25 lx-y = 5 O x…

A: