-5r+15=0

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Solution for -5r+15=0 equation: 


Simplifying
-5r + 15 = 0

Reorder the terms:
15 + -5r = 0

Solving
15 + -5r = 0

Solving for variable 'r'.

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

Add '-15' to each side of the equation.
15 + -15 + -5r = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -5r = 0 + -15
-5r = 0 + -15

Combine like terms: 0 + -15 = -15
-5r = -15

Divide each side by '-5'.
r = 3

Simplifying
r = 3

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