Divide and simplify.
-$\frac{-12+4 x}{12} \div \frac{21-7 x}{21}$
A) $\frac{x-3}{3-x}$
B) $\frac{x-3}{x+3}$
C) -1
D) 1

Name: Divide and simplify. -$\frac{-12+4 x}{12} \div \frac{21-7 x}{21}$ A) $\frac{x-3}{3-x}$ B) $\frac{x-3}{x+3}$ C) -1 D) 1
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Quizplus · Accepted Answer

The expression simplifies to $\frac{-12+4x}{12} \times \frac{21}{21-7x}$. Simplifying gives $\frac{4(x-3)}{12} \times \frac{21}{7(x-3)}$, which further simplifies to $-1$.

Divide and Simplify −12+4x12÷21−7x21\frac{-12+4 x}{12} \div \frac{21-7 x}{21}12−12+4x​÷2121−7x​ A) x−33−x\frac{x-3}{3-x}3−xx−3​ B) x−3x+3\frac{x-3}{x+3}x+3x−3​ C) -1 D) 1

Divide and Simplify $\frac{-12+4 x}{12} \div \frac{21-7 x}{21}$ A) $\frac{x-3}{3-x}$ B) $\frac{x-3}{x+3}$ C) -1
D) 1