5r-6-r=-18

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Solution for 5r-6-r=-18 equation:


Simplifying
5r + -6 + -1r = -18

Reorder the terms:
-6 + 5r + -1r = -18

Combine like terms: 5r + -1r = 4r
-6 + 4r = -18

Solving
-6 + 4r = -18

Solving for variable 'r'.

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

Add '6' to each side of the equation.
-6 + 6 + 4r = -18 + 6

Combine like terms: -6 + 6 = 0
0 + 4r = -18 + 6
4r = -18 + 6

Combine like terms: -18 + 6 = -12
4r = -12

Divide each side by '4'.
r = -3

Simplifying
r = -3

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