2r+13+5-3=

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Solution for 2r+13+5-3= equation:


Simplifying
2r + 13 + 5 + -3 = 0

Reorder the terms:
13 + 5 + -3 + 2r = 0

Combine like terms: 13 + 5 = 18
18 + -3 + 2r = 0

Combine like terms: 18 + -3 = 15
15 + 2r = 0

Solving
15 + 2r = 0

Solving for variable 'r'.

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

Add '-15' to each side of the equation.
15 + -15 + 2r = 0 + -15

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

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

Divide each side by '2'.
r = -7.5

Simplifying
r = -7.5

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