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OpenStudy (anonymous):
1. (x+5)^2 = 2x+9 2. 5x^2 = 15x
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OpenStudy (anonymous):
1) x=-4 ... Multiply out 2) x= 0 or 3 ... Multiply out
OpenStudy (anonymous):
STEP BY STEP PLEASE
OpenStudy (anonymous):
(x+5)^2... Foil it, so it would be x^2 + 10x +25 = 2x +9 which is x^2+8x+16. You can now plug it into your calculator and look for where y=0 or solve it manually. Same with the second one.
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