-45+r=13

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Solution for -45+r=13 equation: 


Simplifying
-45 + r = 13

Solving
-45 + r = 13

Solving for variable 'r'.

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

Add '45' to each side of the equation.
-45 + 45 + r = 13 + 45

Combine like terms: -45 + 45 = 0
0 + r = 13 + 45
r = 13 + 45

Combine like terms: 13 + 45 = 58
r = 58

Simplifying
r = 58

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