Evaluate
\frac{8a-7}{a\left(4a+7\right)}
Expand
\frac{8a-7}{4a^{2}+7a}
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\frac{9a-a-7}{4a^{2}+7a}
To find the opposite of a+7, find the opposite of each term.
\frac{8a-7}{4a^{2}+7a}
Combine 9a and -a to get 8a.
\frac{9a-a-7}{4a^{2}+7a}
To find the opposite of a+7, find the opposite of each term.
\frac{8a-7}{4a^{2}+7a}
Combine 9a and -a to get 8a.
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