3b+4b-8=4

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Solution for 3b+4b-8=4 equation: 



3b+4b-8=4

We move all terms to the left:

3b+4b-8-(4)=0

We add all the numbers together, and all the variables

7b-12=0

We move all terms containing b to the left, all other terms to the right

7b=12

b=12/7

b=1+5/7

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