5-3r=-15

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Solution for 5-3r=-15 equation: 


Simplifying
5 + -3r = -15

Solving
5 + -3r = -15

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + -3r = -15 + -5

Combine like terms: 5 + -5 = 0
0 + -3r = -15 + -5
-3r = -15 + -5

Combine like terms: -15 + -5 = -20
-3r = -20

Divide each side by '-3'.
r = 6.666666667

Simplifying
r = 6.666666667

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