3x=0.75(2x+7)

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Solution for 3x=0.75(2x+7) equation: 



3x=0.75(2x+7)

We move all terms to the left:

3x-(0.75(2x+7))=0



We calculate terms in parentheses: -(0.75(2x+7)), so:

0.75(2x+7)

We multiply parentheses

1.5x+5.25

Back to the equation:

-(1.5x+5.25)



We get rid of parentheses

3x-1.5x-5.25=0

We add all the numbers together, and all the variables

1.5x-5.25=0

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

1.5x=5.25

x=5.25/1.5

x=3+0.75/1.5

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