-3r+5=-16

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Solution for -3r+5=-16 equation: 


Simplifying
-3r + 5 = -16

Reorder the terms:
5 + -3r = -16

Solving
5 + -3r = -16

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 = -16 + -5

Combine like terms: 5 + -5 = 0
0 + -3r = -16 + -5
-3r = -16 + -5

Combine like terms: -16 + -5 = -21
-3r = -21

Divide each side by '-3'.
r = 7

Simplifying
r = 7

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