SOLUTION: find the value of x (4x+12)(3x+40)=180

Question 678397: find the value of x
(4x+12)(3x+40)=180
Answer by ReadingBoosters(3246) (Show Source): You can put this solution on YOUR website!
FOIL
{4x)(3x) + 4x(40) + 12(3x) + 12(40) = 180

Combine like terms

Divde the entire equation by 12

Quadtratic Formula
x =
x =
x =
x =
x =
x =
...

AND

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