-2+2r+6-9r=

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Solution for -2+2r+6-9r= equation:


Simplifying
-2 + 2r + 6 + -9r = 0

Reorder the terms:
-2 + 6 + 2r + -9r = 0

Combine like terms: -2 + 6 = 4
4 + 2r + -9r = 0

Combine like terms: 2r + -9r = -7r
4 + -7r = 0

Solving
4 + -7r = 0

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + -7r = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -7r = 0 + -4
-7r = 0 + -4

Combine like terms: 0 + -4 = -4
-7r = -4

Divide each side by '-7'.
r = 0.5714285714

Simplifying
r = 0.5714285714

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