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25 votes
Helpp what is

3(1-9a)+22a=2(2a-9)-15

User MrTopf
by
6.5k points

2 Answers

7 votes

Answer:

a=4

Explanation:

3-27a+22a=4a-18-15

3-5a=4a-33

3=4a+5a-33

3+33=9a

36=9a

a=36/9

a=4

User Jonas Fagundes
by
5.7k points
3 votes

Answer:

a = 4

Explanation:

1. Expand

2. Simplfy

3. Add 5a to both sides.

4. Simplify again

5. Add 33 to both sides.

6. Divide both sides by nine

7. Switch the sides up.

User Stephen Hewlett
by
5.8k points