(-2-3r)+8r=-86

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Solution for (-2-3r)+8r=-86 equation:


Simplifying
(-2 + -3r) + 8r = -86

Remove parenthesis around (-2 + -3r)
-2 + -3r + 8r = -86

Combine like terms: -3r + 8r = 5r
-2 + 5r = -86

Solving
-2 + 5r = -86

Solving for variable 'r'.

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

Add '2' to each side of the equation.
-2 + 2 + 5r = -86 + 2

Combine like terms: -2 + 2 = 0
0 + 5r = -86 + 2
5r = -86 + 2

Combine like terms: -86 + 2 = -84
5r = -84

Divide each side by '5'.
r = -16.8

Simplifying
r = -16.8

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