2(7+3r)=-6

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Solution for 2(7+3r)=-6 equation: 


Simplifying
2(7 + 3r) = -6
(7 * 2 + 3r * 2) = -6
(14 + 6r) = -6

Solving
14 + 6r = -6

Solving for variable 'r'.

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

Add '-14' to each side of the equation.
14 + -14 + 6r = -6 + -14

Combine like terms: 14 + -14 = 0
0 + 6r = -6 + -14
6r = -6 + -14

Combine like terms: -6 + -14 = -20
6r = -20

Divide each side by '6'.
r = -3.333333333

Simplifying
r = -3.333333333

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