6(6+7r)=-258

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Solution for 6(6+7r)=-258 equation: 


Simplifying
6(6 + 7r) = -258
(6 * 6 + 7r * 6) = -258
(36 + 42r) = -258

Solving
36 + 42r = -258

Solving for variable 'r'.

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

Add '-36' to each side of the equation.
36 + -36 + 42r = -258 + -36

Combine like terms: 36 + -36 = 0
0 + 42r = -258 + -36
42r = -258 + -36

Combine like terms: -258 + -36 = -294
42r = -294

Divide each side by '42'.
r = -7

Simplifying
r = -7

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