7(1+6x)=511

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Solution for 7(1+6x)=511 equation: 


Simplifying
7(1 + 6x) = 511
(1 * 7 + 6x * 7) = 511
(7 + 42x) = 511

Solving
7 + 42x = 511

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 42x = 511 + -7

Combine like terms: 7 + -7 = 0
0 + 42x = 511 + -7
42x = 511 + -7

Combine like terms: 511 + -7 = 504
42x = 504

Divide each side by '42'.
x = 12

Simplifying
x = 12

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