4 years ago

Solve the equation. 2x^2+7=15x

Mathematics

1 answer:

77julia77 [94]4 years ago

3 0

$2x^2+7=15x \\
2x^2-15x+7=0\\
2x^2-x-14x+7=0\\
x(2x-1)-7(2x-1)=0\\
(x-7)(2x-1)=0\\
x=7 \vee x=\frac{1}{2}
$

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