Question

3x - y = 5
y = -2
Solve for x

Answer 1

x=1

Explanation:

3x - y = 5

3x - -2 = 5

Could also be written as:

3x + +2=5

(3x1) + 2 = 5

3 + 2 =5

x=1

Answer 2

x=1

Explanation: