-2b+4b+(-5b)=18

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Solution for -2b+4b+(-5b)=18 equation: 



-2b+4b+(-5b)=18

We move all terms to the left:

-2b+4b+(-5b)-(18)=0

We add all the numbers together, and all the variables

2b+(-5b)-18=0

We get rid of parentheses

2b-5b-18=0

We add all the numbers together, and all the variables

-3b-18=0

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

-3b=18

b=18/-3

b=-6

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