3r-8=2-2r

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


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

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

Solving
-8 + 3r = 2 + -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
-8 + 3r + 2r = 2 + -2r + 2r

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

Combine like terms: -2r + 2r = 0
-8 + 5r = 2 + 0
-8 + 5r = 2

Add '8' to each side of the equation.
-8 + 8 + 5r = 2 + 8

Combine like terms: -8 + 8 = 0
0 + 5r = 2 + 8
5r = 2 + 8

Combine like terms: 2 + 8 = 10
5r = 10

Divide each side by '5'.
r = 2

Simplifying
r = 2

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