Question

3a+2a+4=20-(2a-5) answer to this question

Answer 1

3a+2a+4=20-2a+5
3a+2a+2a=20+5-4
7a=21
a=3
Hope it helps.......

Answer 2

Hi ,

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

5a + 4 = 20 - 2a + 5

5a + 4 = 25 - 2a

5a + 2a = 25 - 4

7a = 21

7a/7 = 21/7

a = 3

I hope this helps you.

: )