6r-7+2r=3r-8

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Solution for 6r-7+2r=3r-8 equation:


Simplifying
6r + -7 + 2r = 3r + -8

Reorder the terms:
-7 + 6r + 2r = 3r + -8

Combine like terms: 6r + 2r = 8r
-7 + 8r = 3r + -8

Reorder the terms:
-7 + 8r = -8 + 3r

Solving
-7 + 8r = -8 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
-7 + 8r + -3r = -8 + 3r + -3r

Combine like terms: 8r + -3r = 5r
-7 + 5r = -8 + 3r + -3r

Combine like terms: 3r + -3r = 0
-7 + 5r = -8 + 0
-7 + 5r = -8

Add '7' to each side of the equation.
-7 + 7 + 5r = -8 + 7

Combine like terms: -7 + 7 = 0
0 + 5r = -8 + 7
5r = -8 + 7

Combine like terms: -8 + 7 = -1
5r = -1

Divide each side by '5'.
r = -0.2

Simplifying
r = -0.2

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