Question

Y=2x + 4
-7x + 6y=14 substitution

Answer 1

Below

Explanation:

y=2x + 4

-7x + 6y=14 Sub in the value of y given in the first equation

-7x + 6 ( 2x+4) = 14

-7x + 12x + 24 = 14

5x = -10

x = -2 use this value in one of the equations to calculate y= 0