-8r+2=2(r+6)

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Solution for -8r+2=2(r+6) equation: 


Simplifying
-8r + 2 = 2(r + 6)

Reorder the terms:
2 + -8r = 2(r + 6)

Reorder the terms:
2 + -8r = 2(6 + r)
2 + -8r = (6 * 2 + r * 2)
2 + -8r = (12 + 2r)

Solving
2 + -8r = 12 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
2 + -8r + -2r = 12 + 2r + -2r

Combine like terms: -8r + -2r = -10r
2 + -10r = 12 + 2r + -2r

Combine like terms: 2r + -2r = 0
2 + -10r = 12 + 0
2 + -10r = 12

Add '-2' to each side of the equation.
2 + -2 + -10r = 12 + -2

Combine like terms: 2 + -2 = 0
0 + -10r = 12 + -2
-10r = 12 + -2

Combine like terms: 12 + -2 = 10
-10r = 10

Divide each side by '-10'.
r = -1

Simplifying
r = -1

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