r-140=-15

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Solution for r-140=-15 equation: 


Simplifying
r + -140 = -15

Reorder the terms:
-140 + r = -15

Solving
-140 + r = -15

Solving for variable 'r'.

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

Add '140' to each side of the equation.
-140 + 140 + r = -15 + 140

Combine like terms: -140 + 140 = 0
0 + r = -15 + 140
r = -15 + 140

Combine like terms: -15 + 140 = 125
r = 125

Simplifying
r = 125

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