3(2r+7)=3

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


Simplifying
3(2r + 7) = 3

Reorder the terms:
3(7 + 2r) = 3
(7 * 3 + 2r * 3) = 3
(21 + 6r) = 3

Solving
21 + 6r = 3

Solving for variable 'r'.

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

Add '-21' to each side of the equation.
21 + -21 + 6r = 3 + -21

Combine like terms: 21 + -21 = 0
0 + 6r = 3 + -21
6r = 3 + -21

Combine like terms: 3 + -21 = -18
6r = -18

Divide each side by '6'.
r = -3

Simplifying
r = -3

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