4(r-7.50)=40

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Solution for 4(r-7.50)=40 equation: 



4(r-7.50)=40

We move all terms to the left:

4(r-7.50)-(40)=0

We add all the numbers together, and all the variables

4(r-7.5)-40=0

We multiply parentheses

4r-30-40=0

We add all the numbers together, and all the variables

4r-70=0

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

4r=70

r=70/4

r=17+1/2

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