Question

Solve the system of equations.

2x+7y=3
x=−4y
​

Answer 1

Answer: y =6x+8

Explanation:

Answer 2

x=12, y=-3

Explanation:

Substitute x with -4y in the first equation:

-8y+7y=3

-y=3

y=-3

Because x=-4y, we can substitute y with -3, so:

x=-4(-3)

x=12