Question

1. 3a+5-x+7x-2a

Please help

Answer 1

1a+6x+5

What ur gonna do is add or subtract the Xs and the As
The Xs:
-x+7x=6x (bcuz 7 is bigger than on the sign is +)
The As:
3a-2a=1a
So the total answer is
1a+6x+5

Answer 2

a + 6x + 5

Explanation:

3a + 5 - x + 7x - 2a

→ Collect like terms

3a - 2a - x + 7x + 5

→ Simplify

a + 6x + 5