47-r=12

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Solution for 47-r=12 equation: 


Simplifying
47 + -1r = 12

Solving
47 + -1r = 12

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-47' to each side of the equation.
47 + -47 + -1r = 12 + -47

Combine like terms: 47 + -47 = 0
0 + -1r = 12 + -47
-1r = 12 + -47

Combine like terms: 12 + -47 = -35
-1r = -35

Divide each side by '-1'.
r = 35

Simplifying
r = 35

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