SOLUTION: solve 7x^2+10x=8
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Question 766892
:
solve 7x^2+10x=8
Answer by
tommyt3rd(5050)
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7x^2+10x=8
7x^2+10x-8=0
7x^2+14x-4x-8=0
7x(x+2)-4(x+2)=0
(7x-4)(x+2)=0
x=-2 or x=4/7
:)