-5=2(3+6r)-2r

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Solution for -5=2(3+6r)-2r equation:


Simplifying
-5 = 2(3 + 6r) + -2r
-5 = (3 * 2 + 6r * 2) + -2r
-5 = (6 + 12r) + -2r

Combine like terms: 12r + -2r = 10r
-5 = 6 + 10r

Solving
-5 = 6 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
-5 + -10r = 6 + 10r + -10r

Combine like terms: 10r + -10r = 0
-5 + -10r = 6 + 0
-5 + -10r = 6

Add '5' to each side of the equation.
-5 + 5 + -10r = 6 + 5

Combine like terms: -5 + 5 = 0
0 + -10r = 6 + 5
-10r = 6 + 5

Combine like terms: 6 + 5 = 11
-10r = 11

Divide each side by '-10'.
r = -1.1

Simplifying
r = -1.1

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