8r-72=5r+25

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Solution for 8r-72=5r+25 equation:


Simplifying
8r + -72 = 5r + 25

Reorder the terms:
-72 + 8r = 5r + 25

Reorder the terms:
-72 + 8r = 25 + 5r

Solving
-72 + 8r = 25 + 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.
-72 + 8r + -5r = 25 + 5r + -5r

Combine like terms: 8r + -5r = 3r
-72 + 3r = 25 + 5r + -5r

Combine like terms: 5r + -5r = 0
-72 + 3r = 25 + 0
-72 + 3r = 25

Add '72' to each side of the equation.
-72 + 72 + 3r = 25 + 72

Combine like terms: -72 + 72 = 0
0 + 3r = 25 + 72
3r = 25 + 72

Combine like terms: 25 + 72 = 97
3r = 97

Divide each side by '3'.
r = 32.33333333

Simplifying
r = 32.33333333

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