0.50r-3=3(4-1.50r)

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Solution for 0.50r-3=3(4-1.50r) equation: 



0.50r-3=3(4-1.50r)

We move all terms to the left:

0.50r-3-(3(4-1.50r))=0

We add all the numbers together, and all the variables

0.50r-(3(-1.5r+4))-3=0



We calculate terms in parentheses: -(3(-1.5r+4)), so:

3(-1.5r+4)

We multiply parentheses

-3r+12

Back to the equation:

-(-3r+12)



We get rid of parentheses

0.50r+3r-12-3=0

We add all the numbers together, and all the variables

3.5r-15=0

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

3.5r=15

r=15/3.5

r=4+1/3.5

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