-15b=20-19b

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Solution for -15b=20-19b equation:



-15b=20-19b
We move all terms to the left:
-15b-(20-19b)=0
We add all the numbers together, and all the variables
-15b-(-19b+20)=0
We get rid of parentheses
-15b+19b-20=0
We add all the numbers together, and all the variables
4b-20=0
We move all terms containing b to the left, all other terms to the right
4b=20
b=20/4
b=5

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