-13-17r-18=-19r-15

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Solution for -13-17r-18=-19r-15 equation:


Simplifying
-13 + -17r + -18 = -19r + -15

Reorder the terms:
-13 + -18 + -17r = -19r + -15

Combine like terms: -13 + -18 = -31
-31 + -17r = -19r + -15

Reorder the terms:
-31 + -17r = -15 + -19r

Solving
-31 + -17r = -15 + -19r

Solving for variable 'r'.

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

Add '19r' to each side of the equation.
-31 + -17r + 19r = -15 + -19r + 19r

Combine like terms: -17r + 19r = 2r
-31 + 2r = -15 + -19r + 19r

Combine like terms: -19r + 19r = 0
-31 + 2r = -15 + 0
-31 + 2r = -15

Add '31' to each side of the equation.
-31 + 31 + 2r = -15 + 31

Combine like terms: -31 + 31 = 0
0 + 2r = -15 + 31
2r = -15 + 31

Combine like terms: -15 + 31 = 16
2r = 16

Divide each side by '2'.
r = 8

Simplifying
r = 8

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