Question

5x + 6y = 32

5x – 6y = 8


Which variable or variables will be eliminated when you add the system of equations?

Answer 1

10x 40

Explanation:

Answer 2

The variable y is eliminated.

Explanation:

To add a system of equations, we add the common terms. x with x, y with y and values with values.

In this question:

5x + 6y = 32

5x – 6y = 8

Adding:

5x + 5x + 6y - 6y = 32 + 8

10x = 40

So the variable y is eliminated.