20=8-6r

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Solution for 20=8-6r equation:


Simplifying
20 = 8 + -6r

Solving
20 = 8 + -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.
20 + 6r = 8 + -6r + 6r

Combine like terms: -6r + 6r = 0
20 + 6r = 8 + 0
20 + 6r = 8

Add '-20' to each side of the equation.
20 + -20 + 6r = 8 + -20

Combine like terms: 20 + -20 = 0
0 + 6r = 8 + -20
6r = 8 + -20

Combine like terms: 8 + -20 = -12
6r = -12

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

Simplifying
r = -2

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