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OpenStudy (anonymous):
Solve 4x2 = 12x + 40.
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OpenStudy (callisto):
4x^2 = 12x + 40 x^2 = 3x +10 x^2 -3x - 10 =0 (x-5)(x+2) =0 (x-5)=0 or (x+2) =0 Can you solve it?
OpenStudy (anonymous):
no :( what do i do after this?
OpenStudy (callisto):
Solve the 2 equations ._. First, solve x-5 =0 .... Then, x+2 = 0 ....
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