-8.5r+5-3=-15

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Solution for -8.5r+5-3=-15 equation:


Simplifying
-8.5r + 5 + -3 = -15

Reorder the terms:
5 + -3 + -8.5r = -15

Combine like terms: 5 + -3 = 2
2 + -8.5r = -15

Solving
2 + -8.5r = -15

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 + -8.5r = -15 + -2

Combine like terms: 2 + -2 = 0
0 + -8.5r = -15 + -2
-8.5r = -15 + -2

Combine like terms: -15 + -2 = -17
-8.5r = -17

Divide each side by '-8.5'.
r = 2

Simplifying
r = 2

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