3(6.90-5b)+14b=18.20

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Solution for 3(6.90-5b)+14b=18.20 equation: 



3(6.90-5b)+14b=18.20

We move all terms to the left:

3(6.90-5b)+14b-(18.20)=0

We add all the numbers together, and all the variables

3(-5b+6.9)+14b-(18.2)=0

We add all the numbers together, and all the variables

14b+3(-5b+6.9)-18.2=0

We multiply parentheses

14b-15b+20.7-18.2=0

We add all the numbers together, and all the variables

-1b+2.5=0

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

-b=-2.5

b=-2.5/-1

b=2+0.5/1

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