SOLUTION: x squared plus 4x-45 equals zero

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Question 85837: x squared plus 4x-45 equals zero
Answer by tutorcecilia(2144) About Me  (Show Source):
You can put this solution on YOUR website!
%28x%5E2%2B4x-45%29=0 [factor]
(x+9)(x-5)=0 [set each factor equal to zero and solve for the x-term]
.
x+9=0
x=-9
.
and
.
x-5=0
x=5
.
check by plugging the values of x back into the original equation and solve.