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\frac{7x-\left(5x-6\right)}{x+3}
Since \frac{7x}{x+3} and \frac{5x-6}{x+3} have the same denominator, subtract them by subtracting their numerators.
\frac{7x-5x+6}{x+3}
Do the multiplications in 7x-\left(5x-6\right).
\frac{2x+6}{x+3}
Combine like terms in 7x-5x+6.
\frac{2\left(x+3\right)}{x+3}
Factor the expressions that are not already factored in \frac{2x+6}{x+3}.
2
Cancel out x+3 in both numerator and denominator.
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Limits
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