13r-57=6r+27

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Solution for 13r-57=6r+27 equation:


Simplifying
13r + -57 = 6r + 27

Reorder the terms:
-57 + 13r = 6r + 27

Reorder the terms:
-57 + 13r = 27 + 6r

Solving
-57 + 13r = 27 + 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.
-57 + 13r + -6r = 27 + 6r + -6r

Combine like terms: 13r + -6r = 7r
-57 + 7r = 27 + 6r + -6r

Combine like terms: 6r + -6r = 0
-57 + 7r = 27 + 0
-57 + 7r = 27

Add '57' to each side of the equation.
-57 + 57 + 7r = 27 + 57

Combine like terms: -57 + 57 = 0
0 + 7r = 27 + 57
7r = 27 + 57

Combine like terms: 27 + 57 = 84
7r = 84

Divide each side by '7'.
r = 12

Simplifying
r = 12

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