Mastering Linear Equations

What is the value of x in the equations x+y=10 and x-y=2?

• 6

• 10

• 4

• 8

If 2x + 3y = 12 and x - y = 1, what is the value of y?

• 4

• 3

• 1

• 2

Solve for x: 3x - 4y = 5 and 2x + y = 8.

• 5/2

• 37/11

• 9/4

• 12/5

Find the value of y if x + 2y = 14 and 3x - y = 5.

• 10.25

• 3.5

• 7.0

• 5.285714285714286

What are the values of x and y in the equations x + y = 15 and x - y = 3?

• x = 9, y = 6

• x = 12, y = 3

• x = 10, y = 5

• x = 7, y = 8

If x + 4y = 20 and 2x - y = 4, what is the value of x?

• 4

• 2

• 10

• 8

Determine the value of y in the equations 5x + 2y = 30 and x - y = 2.

• 15

• 20/7

• 10

• 25

Solve for x: 4x + 5y = 20 and 3x - 2y = 6.

• x = 70/23

• x = 5

• x = 10

• x = 15/4

What is the solution for x and y in the equations 6x + 3y = 18 and 2x - y = 4?

• x = 1, y = 4

• x = 2, y = 2

• x = 3, y = 0

• x = 0, y = 6

If x + y = 7 and x - 3y = -5, what is the value of y?

• 3

• 4

• 5

• 1