r-20=98

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Solution for r-20=98 equation: 


Simplifying
r + -20 = 98

Reorder the terms:
-20 + r = 98

Solving
-20 + r = 98

Solving for variable 'r'.

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

Add '20' to each side of the equation.
-20 + 20 + r = 98 + 20

Combine like terms: -20 + 20 = 0
0 + r = 98 + 20
r = 98 + 20

Combine like terms: 98 + 20 = 118
r = 118

Simplifying
r = 118

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