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Solve and show work.3a-4a+9=-12a+43-6a
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2 votes
Solve and show work.3a-4a+9=-12a+43-6a

User Purusartha
by
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2 Answers

5 votes

3a-4a+9=-12a+43-6a

-a+9=-12a+43-6a

-a+9=-18a+43

-a+9+18a=43

17a+9=43

17a=43-9

17a=34

a=34:17

a=2

The answer is: a=2
User Oopsdazie
by
8.1k points
7 votes

A=2

First simplify

Regroup terms

Simplify

Subtract 9

Simplify

Addc18a

Simplify

Divide both side by 17

Simplify 34/17

User Mselmi Ali
by
8.5k points
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