r+10=-13

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Solution for r+10=-13 equation: 


Simplifying
r + 10 = -13

Reorder the terms:
10 + r = -13

Solving
10 + r = -13

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 = -13 + -10

Combine like terms: 10 + -10 = 0
0 + r = -13 + -10
r = -13 + -10

Combine like terms: -13 + -10 = -23
r = -23

Simplifying
r = -23

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