7r-18-12r+6=24

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Solution for 7r-18-12r+6=24 equation:


Simplifying
7r + -18 + -12r + 6 = 24

Reorder the terms:
-18 + 6 + 7r + -12r = 24

Combine like terms: -18 + 6 = -12
-12 + 7r + -12r = 24

Combine like terms: 7r + -12r = -5r
-12 + -5r = 24

Solving
-12 + -5r = 24

Solving for variable 'r'.

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

Add '12' to each side of the equation.
-12 + 12 + -5r = 24 + 12

Combine like terms: -12 + 12 = 0
0 + -5r = 24 + 12
-5r = 24 + 12

Combine like terms: 24 + 12 = 36
-5r = 36

Divide each side by '-5'.
r = -7.2

Simplifying
r = -7.2

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