3r-12-2r=2

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Solution for 3r-12-2r=2 equation:


Simplifying
3r + -12 + -2r = 2

Reorder the terms:
-12 + 3r + -2r = 2

Combine like terms: 3r + -2r = 1r
-12 + 1r = 2

Solving
-12 + 1r = 2

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + 1r = 2 + 12

Combine like terms: -12 + 12 = 0
0 + 1r = 2 + 12
1r = 2 + 12

Combine like terms: 2 + 12 = 14
1r = 14

Divide each side by '1'.
r = 14

Simplifying
r = 14

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