7(2x+5)-77=0

Solution for 7(2x+5)-77=0 equation:

Simplifying
7(2x + 5) + -77 = 0

Reorder the terms:
7(5 + 2x) + -77 = 0
(5 * 7 + 2x * 7) + -77 = 0
(35 + 14x) + -77 = 0

Reorder the terms:
35 + -77 + 14x = 0

Combine like terms: 35 + -77 = -42
-42 + 14x = 0

Solving
-42 + 14x = 0

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 14x = 0 + 42

Combine like terms: -42 + 42 = 0
0 + 14x = 0 + 42
14x = 0 + 42

Combine like terms: 0 + 42 = 42
14x = 42

Divide each side by '14'.
x = 3

Simplifying
x = 3