8r-11=6r+7

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Solution for 8r-11=6r+7 equation:


Simplifying
8r + -11 = 6r + 7

Reorder the terms:
-11 + 8r = 6r + 7

Reorder the terms:
-11 + 8r = 7 + 6r

Solving
-11 + 8r = 7 + 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
-11 + 8r + -6r = 7 + 6r + -6r

Combine like terms: 8r + -6r = 2r
-11 + 2r = 7 + 6r + -6r

Combine like terms: 6r + -6r = 0
-11 + 2r = 7 + 0
-11 + 2r = 7

Add '11' to each side of the equation.
-11 + 11 + 2r = 7 + 11

Combine like terms: -11 + 11 = 0
0 + 2r = 7 + 11
2r = 7 + 11

Combine like terms: 7 + 11 = 18
2r = 18

Divide each side by '2'.
r = 9

Simplifying
r = 9

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