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 = 9r
8 + 9r + r = 0

Combine like terms: 9r + r = 10r
8 + 10r = 0

Solving
8 + 10r = 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 + 10r = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 10r = 0 + -8
10r = 0 + -8

Combine like terms: 0 + -8 = -8
10r = -8

Divide each side by '10'.
r = -0.8

Simplifying
r = -0.8

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