7(8+3x)=77

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Solution for 7(8+3x)=77 equation: 


Simplifying
7(8 + 3x) = 77
(8 * 7 + 3x * 7) = 77
(56 + 21x) = 77

Solving
56 + 21x = 77

Solving for variable 'x'.

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

Add '-56' to each side of the equation.
56 + -56 + 21x = 77 + -56

Combine like terms: 56 + -56 = 0
0 + 21x = 77 + -56
21x = 77 + -56

Combine like terms: 77 + -56 = 21
21x = 21

Divide each side by '21'.
x = 1

Simplifying
x = 1

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