3x-1+4x+5+7x+8=180

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Solution for 3x-1+4x+5+7x+8=180 equation:


Simplifying
3x + -1 + 4x + 5 + 7x + 8 = 180

Reorder the terms:
-1 + 5 + 8 + 3x + 4x + 7x = 180

Combine like terms: -1 + 5 = 4
4 + 8 + 3x + 4x + 7x = 180

Combine like terms: 4 + 8 = 12
12 + 3x + 4x + 7x = 180

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

Combine like terms: 7x + 7x = 14x
12 + 14x = 180

Solving
12 + 14x = 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 + 14x = 180 + -12

Combine like terms: 12 + -12 = 0
0 + 14x = 180 + -12
14x = 180 + -12

Combine like terms: 180 + -12 = 168
14x = 168

Divide each side by '14'.
x = 12

Simplifying
x = 12

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