12=-r-5r

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Solution for 12=-r-5r equation:


Simplifying
12 = -1r + -5r

Combine like terms: -1r + -5r = -6r
12 = -6r

Solving
12 = -6r

Solving for variable 'r'.

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

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

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

Add '-12' to each side of the equation.
12 + -12 + 6r = 0 + -12

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

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

Divide each side by '6'.
r = -2

Simplifying
r = -2

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