Question

Solve the system of equations: what is the x-value for the solution?

2x + 7y = 3 and x = 1 - 4y

Answer 1

2(1-4y) + 7y = 3
2 - 8y + 7y = 3
2 + 7y = 3 + 8y
7y = 1 + 8y
-1y = 1
y = -1

Answer 2

I think

Answer 3

its right thank you:)