8r-11=7r

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Solution for 8r-11=7r equation:


Simplifying
8r + -11 = 7r

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

Solving
-11 + 8r = 7r

Solving for variable 'r'.

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

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

Combine like terms: 8r + -7r = 1r
-11 + 1r = 7r + -7r

Combine like terms: 7r + -7r = 0
-11 + 1r = 0

Add '11' to each side of the equation.
-11 + 11 + 1r = 0 + 11

Combine like terms: -11 + 11 = 0
0 + 1r = 0 + 11
1r = 0 + 11

Combine like terms: 0 + 11 = 11
1r = 11

Divide each side by '1'.
r = 11

Simplifying
r = 11

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