Question

What is x for the equation 4x^2-12x=7
(Only one variable for x)

Answer 1

x=-1/2, 7/2

Explanation:

move all terms to the left side and set them equal to zero. then set eac factor to zero

Answer 2

3.5 or -0.5

Explanation:

4x²-12x=7

4x²-12x-7=0

4x²-14x+2x-7=0

2x(2x-7)+1(2x-7)

(2x+1)(2x-7)

x=3.5 or x=-0.5