-6-7r=-20

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Solution for -6-7r=-20 equation: 


Simplifying
-6 + -7r = -20

Solving
-6 + -7r = -20

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 + -7r = -20 + 6

Combine like terms: -6 + 6 = 0
0 + -7r = -20 + 6
-7r = -20 + 6

Combine like terms: -20 + 6 = -14
-7r = -14

Divide each side by '-7'.
r = 2

Simplifying
r = 2

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