Question

6. If linear combination is the method used to solve this system of equations, what is the result of the first step?

x + y = 6
x - y = 2

A. 2y = 8
B. 2x = 8
C. x + y = 8
D. x - y = 8

Answer 1

the answer is B

Explanation:

x + x = 2x

y - y = 0

6 + 2 = 8

2x = 8