-2r=5r+77

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Solution for -2r=5r+77 equation: 


Simplifying
-2r = 5r + 77

Reorder the terms:
-2r = 77 + 5r

Solving
-2r = 77 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-2r + -5r = 77 + 5r + -5r

Combine like terms: -2r + -5r = -7r
-7r = 77 + 5r + -5r

Combine like terms: 5r + -5r = 0
-7r = 77 + 0
-7r = 77

Divide each side by '-7'.
r = -11

Simplifying
r = -11

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