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

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


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

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

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

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

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

Reorder the terms:
3 + 9 + x + x + 4x = 180

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

Combine like terms: x + x = 2x
12 + 2x + 4x = 180

Combine like terms: 2x + 4x = 6x
12 + 6x = 180

Solving
12 + 6x = 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 + 6x = 180 + -12

Combine like terms: 12 + -12 = 0
0 + 6x = 180 + -12
6x = 180 + -12

Combine like terms: 180 + -12 = 168
6x = 168

Divide each side by '6'.
x = 28

Simplifying
x = 28

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