Question

What is the resulting equation when the expression for y in the second equation is substituted into the first equation?

3x + y = 1

y = 6 - 4x


A. 7x + 6 = 1
B. -x + 6 = 1
C. x + 6 = 1

Answer 1

Explanation:

Bonjour,

3x + y = 1

y = 6 - 4x

3x +6-4x= 1

-x+6 = 1

Answer 2

The answer is B. -x+6=1