9=3r-6

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Solution for 9=3r-6 equation:


Simplifying
9 = 3r + -6

Reorder the terms:
9 = -6 + 3r

Solving
9 = -6 + 3r

Solving for variable 'r'.

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

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

Combine like terms: 3r + -3r = 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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