-5r+10r+7r-18r+5r+-13=-2

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Solution for -5r+10r+7r-18r+5r+-13=-2 equation:


Simplifying
-5r + 10r + 7r + -18r + 5r + -13 = -2

Reorder the terms:
-13 + -5r + 10r + 7r + -18r + 5r = -2

Combine like terms: -5r + 10r = 5r
-13 + 5r + 7r + -18r + 5r = -2

Combine like terms: 5r + 7r = 12r
-13 + 12r + -18r + 5r = -2

Combine like terms: 12r + -18r = -6r
-13 + -6r + 5r = -2

Combine like terms: -6r + 5r = -1r
-13 + -1r = -2

Solving
-13 + -1r = -2

Solving for variable 'r'.

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

Add '13' to each side of the equation.
-13 + 13 + -1r = -2 + 13

Combine like terms: -13 + 13 = 0
0 + -1r = -2 + 13
-1r = -2 + 13

Combine like terms: -2 + 13 = 11
-1r = 11

Divide each side by '-1'.
r = -11

Simplifying
r = -11

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