12r-3=8r+5

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Solution for 12r-3=8r+5 equation:


Simplifying
12r + -3 = 8r + 5

Reorder the terms:
-3 + 12r = 8r + 5

Reorder the terms:
-3 + 12r = 5 + 8r

Solving
-3 + 12r = 5 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
-3 + 12r + -8r = 5 + 8r + -8r

Combine like terms: 12r + -8r = 4r
-3 + 4r = 5 + 8r + -8r

Combine like terms: 8r + -8r = 0
-3 + 4r = 5 + 0
-3 + 4r = 5

Add '3' to each side of the equation.
-3 + 3 + 4r = 5 + 3

Combine like terms: -3 + 3 = 0
0 + 4r = 5 + 3
4r = 5 + 3

Combine like terms: 5 + 3 = 8
4r = 8

Divide each side by '4'.
r = 2

Simplifying
r = 2

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