Question

Which of the following points is a solution to the system of equations shown? 4x + y = 1 y = x + 6

Answer 1

4x+y=1
y=x+6
4x+(x+6)=1
5x+6=1
5x=5
x=1
y=(1)+6
y=7
(1,7)

Answer 2

(-1,5)

Explanation:

4x+(x+6)=1

5x+6=1

6x=-5

x=-1

then...

y=-1+6

y=5