2r+20=

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Solution for 2r+20= equation:


Simplifying
2r + 20 = 0

Reorder the terms:
20 + 2r = 0

Solving
20 + 2r = 0

Solving for variable 'r'.

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

Add '-20' to each side of the equation.
20 + -20 + 2r = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 2r = 0 + -20
2r = 0 + -20

Combine like terms: 0 + -20 = -20
2r = -20

Divide each side by '2'.
r = -10

Simplifying
r = -10

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