5r+5=8r-72

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Solution for 5r+5=8r-72 equation:


Simplifying
5r + 5 = 8r + -72

Reorder the terms:
5 + 5r = 8r + -72

Reorder the terms:
5 + 5r = -72 + 8r

Solving
5 + 5r = -72 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
5 + 5r + -8r = -72 + 8r + -8r

Combine like terms: 5r + -8r = -3r
5 + -3r = -72 + 8r + -8r

Combine like terms: 8r + -8r = 0
5 + -3r = -72 + 0
5 + -3r = -72

Add '-5' to each side of the equation.
5 + -5 + -3r = -72 + -5

Combine like terms: 5 + -5 = 0
0 + -3r = -72 + -5
-3r = -72 + -5

Combine like terms: -72 + -5 = -77
-3r = -77

Divide each side by '-3'.
r = 25.66666667

Simplifying
r = 25.66666667

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