15(4+b)=30

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Solution for 15(4+b)=30 equation:



15(4+b)=30
We move all terms to the left:
15(4+b)-(30)=0
We add all the numbers together, and all the variables
15(b+4)-30=0
We multiply parentheses
15b+60-30=0
We add all the numbers together, and all the variables
15b+30=0
We move all terms containing b to the left, all other terms to the right
15b=-30
b=-30/15
b=-2

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