For the expression,
a) determine the number of terms;
b) write down each term; and
c) write down the coefficient for each.
Be sure to simplify the expression before answering.
-$5 a - 7 b + 2 c - 4 ( 9 a + 9 b - 8 c )$
A) a) 3
b) $- 31 a , - 43 b , 34 c$
c) $- 31 , - 43,34$

B) a) 3
b) $- 4 a , 2 b , - 6 c$
c) $- 4,2 , - 6$

C) a) 3
b) $- 31 a , - 16 b , 10 c$
c) $- 31 , - 16,10$

D) a) 3
b) $- 31 a , 29 b , - 30 c$
c) $- 31,29 , - 30$

Question

For the expression,
a) determine the number of terms;
b) write down each term; and
c) write down the coefficient for each.
Be sure to simplify the expression before answering.
-$5 a - 7 b + 2 c - 4 ( 9 a + 9 b - 8 c )$
A) a) 3
b) $- 31 a , - 43 b , 34 c$
c) $- 31 , - 43,34$

B) a) 3
b) $- 4 a , 2 b , - 6 c$
c) $- 4,2 , - 6$

C) a) 3
b) $- 31 a , - 16 b , 10 c$
c) $- 31 , - 16,10$

D) a) 3
b) $- 31 a , 29 b , - 30 c$
c) $- 31,29 , - 30$

Quizplus · Accepted Answer

The expression is simplified to: $$5a-7b+2c-36a-36b+32c=-31a-43b+34c$$
So there are 3 terms: $-31a,-43b,34c$, and the coefficients are: $-31,-43,34$. Choice A matches both the terms and coefficients.

For the Expression, A) Determine the Number of Terms; B) 5a−7b+2c−4(9a+9b−8c)5 a - 7 b + 2 c - 4 ( 9 a + 9 b - 8 c )5a−7b+2c−4(9a+9b−8c)

For the Expression,
A) Determine the Number of Terms;
B) $5 a - 7 b + 2 c - 4 ( 9 a + 9 b - 8 c )$