3r+9=2

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Solution for 3r+9=2 equation: 


Simplifying
3r + 9 = 2

Reorder the terms:
9 + 3r = 2

Solving
9 + 3r = 2

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 + 3r = 2 + -9

Combine like terms: 9 + -9 = 0
0 + 3r = 2 + -9
3r = 2 + -9

Combine like terms: 2 + -9 = -7
3r = -7

Divide each side by '3'.
r = -2.333333333

Simplifying
r = -2.333333333

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