2r-18=5r+3

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Solution for 2r-18=5r+3 equation:


Simplifying
2r + -18 = 5r + 3

Reorder the terms:
-18 + 2r = 5r + 3

Reorder the terms:
-18 + 2r = 3 + 5r

Solving
-18 + 2r = 3 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
-18 + 2r + -5r = 3 + 5r + -5r

Combine like terms: 2r + -5r = -3r
-18 + -3r = 3 + 5r + -5r

Combine like terms: 5r + -5r = 0
-18 + -3r = 3 + 0
-18 + -3r = 3

Add '18' to each side of the equation.
-18 + 18 + -3r = 3 + 18

Combine like terms: -18 + 18 = 0
0 + -3r = 3 + 18
-3r = 3 + 18

Combine like terms: 3 + 18 = 21
-3r = 21

Divide each side by '-3'.
r = -7

Simplifying
r = -7

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