8r+3=9r

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Solution for 8r+3=9r equation:


Simplifying
8r + 3 = 9r

Reorder the terms:
3 + 8r = 9r

Solving
3 + 8r = 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
3 + 8r + -9r = 9r + -9r

Combine like terms: 8r + -9r = -1r
3 + -1r = 9r + -9r

Combine like terms: 9r + -9r = 0
3 + -1r = 0

Add '-3' to each side of the equation.
3 + -3 + -1r = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1r = 0 + -3
-1r = 0 + -3

Combine like terms: 0 + -3 = -3
-1r = -3

Divide each side by '-1'.
r = 3

Simplifying
r = 3

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