3b-8=13,b=-7

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Solution for 3b-8=13,b=-7 equation:



3b-8=13.b=-7
We move all terms to the left:
3b-8-(13.b)=0
We add all the numbers together, and all the variables
3b-(+13.b)-8=0
We get rid of parentheses
3b-13.b-8=0
We add all the numbers together, and all the variables
-10b-8=0
We move all terms containing b to the left, all other terms to the right
-10b=8
b=8/-10
b=-4/5

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