How do you simplify 4x(x-2) -5x(x-1)=2?

1 Answer
Jan 24, 2016

x=-1,-2

Explanation:

4x(x-2)-5x(x-1)

rarr(4x^2-8x)-(5x^2-5x) Use the distributive property

rarr(4x^2-8x)+(5x^2+5x) change the signs

rarr-1x^2-3x=2

rarr-1x^2-3x-2=0 Now this is a quadratic equation

So,use the quadratic formula to get the answer