5x+2(x+7)=77

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


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

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

Reorder the terms:
14 + 5x + 2x = 77

Combine like terms: 5x + 2x = 7x
14 + 7x = 77

Solving
14 + 7x = 77

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 7x = 77 + -14

Combine like terms: 14 + -14 = 0
0 + 7x = 77 + -14
7x = 77 + -14

Combine like terms: 77 + -14 = 63
7x = 63

Divide each side by '7'.
x = 9

Simplifying
x = 9

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