7(1+8x)=343

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Solution for 7(1+8x)=343 equation: 


Simplifying
7(1 + 8x) = 343
(1 * 7 + 8x * 7) = 343
(7 + 56x) = 343

Solving
7 + 56x = 343

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 + 56x = 343 + -7

Combine like terms: 7 + -7 = 0
0 + 56x = 343 + -7
56x = 343 + -7

Combine like terms: 343 + -7 = 336
56x = 336

Divide each side by '56'.
x = 6

Simplifying
x = 6

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