-3(3+r)=-9

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Solution for -3(3+r)=-9 equation: 


Simplifying
-3(3 + r) = -9
(3 * -3 + r * -3) = -9
(-9 + -3r) = -9

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

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

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

Solving
-3r = 0

Solving for variable 'r'.

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

Divide each side by '-3'.
r = 0

Simplifying
r = 0

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