8r+9=25

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Solution for 8r+9=25 equation: 


Simplifying
8r + 9 = 25

Reorder the terms:
9 + 8r = 25

Solving
9 + 8r = 25

Solving for variable 'r'.

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

Add '-9' to each side of the equation.
9 + -9 + 8r = 25 + -9

Combine like terms: 9 + -9 = 0
0 + 8r = 25 + -9
8r = 25 + -9

Combine like terms: 25 + -9 = 16
8r = 16

Divide each side by '8'.
r = 2

Simplifying
r = 2

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