6-12r=42

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Solution for 6-12r=42 equation:


Simplifying
6 + -12r = 42

Solving
6 + -12r = 42

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + -12r = 42 + -6

Combine like terms: 6 + -6 = 0
0 + -12r = 42 + -6
-12r = 42 + -6

Combine like terms: 42 + -6 = 36
-12r = 36

Divide each side by '-12'.
r = -3

Simplifying
r = -3

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