8r-9=6+5r

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Solution for 8r-9=6+5r equation:


Simplifying
8r + -9 = 6 + 5r

Reorder the terms:
-9 + 8r = 6 + 5r

Solving
-9 + 8r = 6 + 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.
-9 + 8r + -5r = 6 + 5r + -5r

Combine like terms: 8r + -5r = 3r
-9 + 3r = 6 + 5r + -5r

Combine like terms: 5r + -5r = 0
-9 + 3r = 6 + 0
-9 + 3r = 6

Add '9' to each side of the equation.
-9 + 9 + 3r = 6 + 9

Combine like terms: -9 + 9 = 0
0 + 3r = 6 + 9
3r = 6 + 9

Combine like terms: 6 + 9 = 15
3r = 15

Divide each side by '3'.
r = 5

Simplifying
r = 5

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