53.1k views
16 votes
4a2∙3a5 = (4 + 3)a2+5 = 7a7

2 Answers

11 votes

Answer: its false

Explanation:

User Matimont
by
4.3k points
8 votes

Answer:

a=5/7

Explanation:

1. Calculate 5=(4+3)a ---- 5=7a

2. 5=7a --- 7a=5

3. Dvidie both sides 7a=5--- a=5/7

User Difurious
by
3.8k points