Question

subtract -3a-7a solve step by step.​

Answer 1

Answer:

-*-=+

so we have to add 3 and 7 and put the -symbol in frobt of the final ans

3a+7a = 10a

so the final ans is -10a

Answer 2

Answer:

-10a

Step-by-step explanation:

use right hand distribute.

-3a-7a = (-3-7)a

= -10a