2r-12=3r-10

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Solution for 2r-12=3r-10 equation:


Simplifying
2r + -12 = 3r + -10

Reorder the terms:
-12 + 2r = 3r + -10

Reorder the terms:
-12 + 2r = -10 + 3r

Solving
-12 + 2r = -10 + 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.
-12 + 2r + -3r = -10 + 3r + -3r

Combine like terms: 2r + -3r = -1r
-12 + -1r = -10 + 3r + -3r

Combine like terms: 3r + -3r = 0
-12 + -1r = -10 + 0
-12 + -1r = -10

Add '12' to each side of the equation.
-12 + 12 + -1r = -10 + 12

Combine like terms: -12 + 12 = 0
0 + -1r = -10 + 12
-1r = -10 + 12

Combine like terms: -10 + 12 = 2
-1r = 2

Divide each side by '-1'.
r = -2

Simplifying
r = -2

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