Question

What is the solution of the system? Use substitution. y = x + 6 y = 2x

A. (2, 4)


B. (6, 12)


C. (–12, –6)


D. (–6, –12)

Answer 1

If y=12 and x=6 and we substitute this numbers to the equation. 12=6+6 is true and 2 (6)=12 is also true so B is the answer.