3x+5x+4x+7=180

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Solution for 3x+5x+4x+7=180 equation:


Simplifying
3x + 5x + 4x + 7 = 180

Reorder the terms:
7 + 3x + 5x + 4x = 180

Combine like terms: 3x + 5x = 8x
7 + 8x + 4x = 180

Combine like terms: 8x + 4x = 12x
7 + 12x = 180

Solving
7 + 12x = 180

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 12x = 180 + -7

Combine like terms: 7 + -7 = 0
0 + 12x = 180 + -7
12x = 180 + -7

Combine like terms: 180 + -7 = 173
12x = 173

Divide each side by '12'.
x = 14.41666667

Simplifying
x = 14.41666667

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