r-10=-3

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Solution for r-10=-3 equation: 


Simplifying
r + -10 = -3

Reorder the terms:
-10 + r = -3

Solving
-10 + r = -3

Solving for variable 'r'.

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

Add '10' to each side of the equation.
-10 + 10 + r = -3 + 10

Combine like terms: -10 + 10 = 0
0 + r = -3 + 10
r = -3 + 10

Combine like terms: -3 + 10 = 7
r = 7

Simplifying
r = 7

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