7+3x-12r=15r-8

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Solution for 7+3x-12r=15r-8 equation:


Simplifying
7 + 3x + -12r = 15r + -8

Reorder the terms:
7 + -12r + 3x = 15r + -8

Reorder the terms:
7 + -12r + 3x = -8 + 15r

Solving
7 + -12r + 3x = -8 + 15r

Solving for variable 'r'.

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

Add '-15r' to each side of the equation.
7 + -12r + -15r + 3x = -8 + 15r + -15r

Combine like terms: -12r + -15r = -27r
7 + -27r + 3x = -8 + 15r + -15r

Combine like terms: 15r + -15r = 0
7 + -27r + 3x = -8 + 0
7 + -27r + 3x = -8

Add '-7' to each side of the equation.
7 + -27r + -7 + 3x = -8 + -7

Reorder the terms:
7 + -7 + -27r + 3x = -8 + -7

Combine like terms: 7 + -7 = 0
0 + -27r + 3x = -8 + -7
-27r + 3x = -8 + -7

Combine like terms: -8 + -7 = -15
-27r + 3x = -15

Add '-3x' to each side of the equation.
-27r + 3x + -3x = -15 + -3x

Combine like terms: 3x + -3x = 0
-27r + 0 = -15 + -3x
-27r = -15 + -3x

Divide each side by '-27'.
r = 0.5555555556 + 0.1111111111x

Simplifying
r = 0.5555555556 + 0.1111111111x

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