SOLUTION: Solve quadratic equation by factoring.
2x²+3x-72=x²+2x
Algebra.Com
Question 1068551: Solve quadratic equation by factoring.
2x²+3x-72=x²+2x
Found 2 solutions by rothauserc, KMST:
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
2x^2 +3x -72 = x^2 +2x
:
x^2 +x -72 = 0
:
(x+9) * (x-8) = 0
:
x + 9 = 0
x = -9
:
x - 8 = 0
x = 8
:
********************
x = -9, x = 8
*******************
:
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
Either <--->
or <---> .
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