3r-6r+8+r=

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Solution for 3r-6r+8+r= equation:


Simplifying
3r + -6r + 8 + r = 0

Reorder the terms:
8 + 3r + -6r + r = 0

Combine like terms: 3r + -6r = -3r
8 + -3r + r = 0

Combine like terms: -3r + r = -2r
8 + -2r = 0

Solving
8 + -2r = 0

Solving for variable 'r'.

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

Add '-8' to each side of the equation.
8 + -8 + -2r = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -2r = 0 + -8
-2r = 0 + -8

Combine like terms: 0 + -8 = -8
-2r = -8

Divide each side by '-2'.
r = 4

Simplifying
r = 4

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