3r-2r-8=8r+10

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Solution for 3r-2r-8=8r+10 equation:


Simplifying
3r + -2r + -8 = 8r + 10

Reorder the terms:
-8 + 3r + -2r = 8r + 10

Combine like terms: 3r + -2r = 1r
-8 + 1r = 8r + 10

Reorder the terms:
-8 + 1r = 10 + 8r

Solving
-8 + 1r = 10 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
-8 + 1r + -8r = 10 + 8r + -8r

Combine like terms: 1r + -8r = -7r
-8 + -7r = 10 + 8r + -8r

Combine like terms: 8r + -8r = 0
-8 + -7r = 10 + 0
-8 + -7r = 10

Add '8' to each side of the equation.
-8 + 8 + -7r = 10 + 8

Combine like terms: -8 + 8 = 0
0 + -7r = 10 + 8
-7r = 10 + 8

Combine like terms: 10 + 8 = 18
-7r = 18

Divide each side by '-7'.
r = -2.571428571

Simplifying
r = -2.571428571

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