-2+7r+10r+7=

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Solution for -2+7r+10r+7= equation:


Simplifying
-2 + 7r + 10r + 7 = 0

Reorder the terms:
-2 + 7 + 7r + 10r = 0

Combine like terms: -2 + 7 = 5
5 + 7r + 10r = 0

Combine like terms: 7r + 10r = 17r
5 + 17r = 0

Solving
5 + 17r = 0

Solving for variable 'r'.

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

Add '-5' to each side of the equation.
5 + -5 + 17r = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 17r = 0 + -5
17r = 0 + -5

Combine like terms: 0 + -5 = -5
17r = -5

Divide each side by '17'.
r = -0.2941176471

Simplifying
r = -0.2941176471

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