Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$E(x)=2(x+3)^{2}-(2+x)(x-2)-2(5x+7),$$

Answer

$$E=(2*(x+3)^2-(2+x)*(x-2)-2*(5*x+7))/x$$

Solution


Divide both sides by \(x\).
\[E=\frac{2{(x+3)}^{2}-(2+x)(x-2)-2(5x+7)}{x}\]
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