3(11r)-13=-7r+57+32r

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Solution for 3(11r)-13=-7r+57+32r equation:


Simplifying
3(11r) + -13 = -7r + 57 + 32r

Remove parenthesis around (11r)
3 * 11r + -13 = -7r + 57 + 32r

Multiply 3 * 11
33r + -13 = -7r + 57 + 32r

Reorder the terms:
-13 + 33r = -7r + 57 + 32r

Reorder the terms:
-13 + 33r = 57 + -7r + 32r

Combine like terms: -7r + 32r = 25r
-13 + 33r = 57 + 25r

Solving
-13 + 33r = 57 + 25r

Solving for variable 'r'.

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

Add '-25r' to each side of the equation.
-13 + 33r + -25r = 57 + 25r + -25r

Combine like terms: 33r + -25r = 8r
-13 + 8r = 57 + 25r + -25r

Combine like terms: 25r + -25r = 0
-13 + 8r = 57 + 0
-13 + 8r = 57

Add '13' to each side of the equation.
-13 + 13 + 8r = 57 + 13

Combine like terms: -13 + 13 = 0
0 + 8r = 57 + 13
8r = 57 + 13

Combine like terms: 57 + 13 = 70
8r = 70

Divide each side by '8'.
r = 8.75

Simplifying
r = 8.75

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