r/10+3=12

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Solution for r/10+3=12 equation:


r/10+3=12

We simplify the equation to the form, which is simple to understand 
r/10+3=12

Simplifying:
 + 0.1r+3=12

We move all terms containing r to the left and all other terms to the right. 
 + 0.1r=+12-3

We simplify left and right side of the equation. 
 + 0.1r=+9

We divide both sides of the equation by 0.1 to get r. 
r=90

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