blairl27 blairl27
  • 12-01-2022
  • Mathematics
contestada

Which expression is equivalent to -9a-10-6a+7−9a−10−6a+7?

a −3a−17
b -3-15a−3−15a
c -18a−18a
d-18−18

Respuesta :

Yang100
Yang100 Yang100
  • 12-01-2022

Answer:

B)

Step-by-step explanation:

-9a-10-6a+7-9a-10-6a+7

-9a-6a-9a-6a-10+7-10+7

-15a-15a-3-3

-30a-6

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