Question

3a-2 (2a-5) = 2(a+3)-8​

Answer 1

Step-by-step explanation:

6a^2-4a-15a+10=2a+6-8

6a^2-19a+10=2a-2

6a^2-21a+12=0

Answer 2

Step-by-step explanation:

3m+2m+4=20-(2m-5)

5m+4=20-2m+5

5m+2m=25-4

7m=21

m=21/7

m=3

Hope this will help you