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1 vote
(ASAP) helpp i need to get this done 3m

(ASAP) helpp i need to get this done 3m-example-1
User Aterrel
by
3.7k points

2 Answers

4 votes

Answer:

a=5

Explanation:

3(a-4)+1=9-a

3a-12+1=9-a

3a-11=9-a

3a+a=9+11

4a=20

a=20÷4

=5

User Xiao Hanyu
by
3.1k points
3 votes

3(a-4) + 1= 9 - a

3(a-4) = 8 - a

3a-12 = 8 - a

4a = 20

a=5

I hope this helps! :)

User Qeek
by
3.8k points