-21.7=r-15.3

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Solution for -21.7=r-15.3 equation:


-21.7=r-15.3

We simplify the equation to the form, which is simple to understand 
-21.7=r-15.3

We move all terms containing r to the left and all other terms to the right. 
-1r=-15.3+21.7

We simplify left and right side of the equation. 
-1r=+6.4

We divide both sides of the equation by -01 to get r. 
r=-6.4

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