(-3r+7+3r-12)=

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Solution for (-3r+7+3r-12)= equation: 


Simplifying
(-3r + 7 + 3r + -12) = 0

Reorder the terms:
(7 + -12 + -3r + 3r) = 0

Combine like terms: 7 + -12 = -5
(-5 + -3r + 3r) = 0

Combine like terms: -3r + 3r = 0
(-5 + 0) = 0
(-5) = 0
-5 = 0

Solving
-5 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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