0.75(r/2)=1.25(100-r)r/4

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Solution for 0.75(r/2)=1.25(100-r)r/4 equation: 



0.75(r/2)=1.25(100-r)r/4

We move all terms to the left:

0.75(r/2)-(1.25(100-r)r/4)=0

We add all the numbers together, and all the variables

0.75(+r/2)-(1.25(-1r+100)r/4)=0

We multiply parentheses

0.75r-(1.25(-1r+100)r/4)=0

We multiply all the terms by the denominator


(0.75r)*4)-(1.25(-1r+100)r=0

We add all the numbers together, and all the variables

(+0.75r)*4)-(1.25(-1r+100)r=0

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