Subtract.
-$(-5 a-2 b-c)-(-6 b+6 c+7 d)$
A) $-5 a+4 b-7 c-7 d$
B) $-5 a+4 b-7 c+7 d$
C) $-5 a+4 b-5 c-7 d$
D) $-5 a+4 b+7 c+7 d$

Name: Subtract. -$(-5 a-2 b-c)-(-6 b+6 c+7 d)$ A) $-5 a+4 b-7 c-7 d$ B) $-5 a+4 b-7 c+7 d$ C) $-5 a+4 b-5 c-7 d$ D) $-5 a+4 b+7 c+7 d$
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Question

Quizplus · Accepted Answer

The correct answer is A because:$(-5 a-2 b-c)-(-6 b+6 c+7 d)$$(-5 a-2 b-c)+6 b-6 c-7 d$$(-5 a+4 b-7 c-7 d)$

Subtract - (−5a−2b−c)−(−6b+6c+7d)(-5 a-2 b-c)-(-6 b+6 c+7 d)(−5a−2b−c)−(−6b+6c+7d) A) −5a+4b−7c−7d-5 a+4 b-7 c-7 d−5a+4b−7c−7d

Subtract
- $(-5 a-2 b-c)-(-6 b+6 c+7 d)$ A) $-5 a+4 b-7 c-7 d$