Simplify the rational expression.
-$\frac { a ^ { 2 } - a b + 12 a - 12 b } { a + 12 }$
A) $\frac { a ^ { 2 } - a b + 12 a - 12 b } { a + 12 }$
B) $a - 2 b + 1$
C)a - b
D) $\frac { 1 } { a + 12 }$

Question

Quizplus · Accepted Answer

The expression can be simplified by factoring out a common factor from the numerator. Factoring $a$ from the first two terms and $12$ from the last two terms gives $(a - b)(a + 12)$. When divided by $a + 12$, the result is $a - b$.

Simplify the Rational Expression a2−ab+12a−12ba+12\frac { a ^ { 2 } - a b + 12 a - 12 b } { a + 12 }a+12a2−ab+12a−12b​

Simplify the Rational Expression $\frac { a ^ { 2 } - a b + 12 a - 12 b } { a + 12 }$