4-2(1+3.5d)=22.5

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Solution for 4-2(1+3.5d)=22.5 equation: 



4-2(1+3.5d)=22.5

We move all terms to the left:

4-2(1+3.5d)-(22.5)=0

We add all the numbers together, and all the variables

-2(3.5d+1)+4-(22.5)=0

We add all the numbers together, and all the variables

-2(3.5d+1)-18.5=0

We multiply parentheses

-6d-2-18.5=0

We add all the numbers together, and all the variables

-6d-20.5=0

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

-6d=20.5

d=20.5/-6

d=-3+1/2.4

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