(7x+9)+(4x)+(x+3)=180

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Solution for (7x+9)+(4x)+(x+3)=180 equation:


Simplifying
(7x + 9) + (4x) + (x + 3) = 180

Reorder the terms:
(9 + 7x) + (4x) + (x + 3) = 180

Remove parenthesis around (9 + 7x)
9 + 7x + (4x) + (x + 3) = 180

Reorder the terms:
9 + 7x + (4x) + (3 + x) = 180

Remove parenthesis around (3 + x)
9 + 7x + (4x) + 3 + x = 180

Reorder the terms:
9 + 3 + 7x + (4x) + x = 180

Combine like terms: 9 + 3 = 12
12 + 7x + (4x) + x = 180

Combine like terms: 7x + (4x) = 11x
12 + 11x + x = 180

Combine like terms: 11x + x = 12x
12 + 12x = 180

Solving
12 + 12x = 180

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 12x = 180 + -12

Combine like terms: 12 + -12 = 0
0 + 12x = 180 + -12
12x = 180 + -12

Combine like terms: 180 + -12 = 168
12x = 168

Divide each side by '12'.
x = 14

Simplifying
x = 14

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