Question

11. Which expression is equivalent to

-5.2v + (-2.8) + 1.1 + (-2.6v)?
A-9.5v
B-3.9v
-7.8v 1.7
-
D-7.8v+3.9

Answer 1

C ) −8v−1.7

Explanation:

1 ) − 5.2v − 2.8 + 1.1 −2.6v

2) = − 5.2v + −2.8 + 1.1 + − 2.6v

Combine Like Terms:

3 ) = − 5.2v + − 2.8 + 1.1 + − 2.6v

4 ) = ( − 5.2v + − 2.6v ) + ( −2.8 + 1.1 )

5 ) = − 7.8v + − 1.7

Hope this helps! :)

Answer 2

C. −7.8v −1.7

Explanation:

add like terms

-5.2v + (-2.6v) = −7.8v

(-2.8) + 1.1 = -1.7