2(10-r)=26

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Solution for 2(10-r)=26 equation: 


Simplifying
2(10 + -1r) = 26
(10 * 2 + -1r * 2) = 26
(20 + -2r) = 26

Solving
20 + -2r = 26

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 = 26 + -20

Combine like terms: 20 + -20 = 0
0 + -2r = 26 + -20
-2r = 26 + -20

Combine like terms: 26 + -20 = 6
-2r = 6

Divide each side by '-2'.
r = -3

Simplifying
r = -3

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