0
Wiki User
Y = x - 7
x equals 4
2x-4
(x+3)(x+4)=x2+7x+12
x=4 y=x+3 y=4+3 y=7
1
(x+3)(x+4) = x2+7x+12
Do you need this equation factored or? 2x+3=x+4?
x over 4= 2x+3 over 15
This means that 2y - 3 = 2y + 4 which is not possible.
2
It is (-1, 3).
If x/2 +3 = 4 then x = 2