3x+2x-20+4x-20=180

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Solution for 3x+2x-20+4x-20=180 equation:


Simplifying
3x + 2x + -20 + 4x + -20 = 180

Reorder the terms:
-20 + -20 + 3x + 2x + 4x = 180

Combine like terms: -20 + -20 = -40
-40 + 3x + 2x + 4x = 180

Combine like terms: 3x + 2x = 5x
-40 + 5x + 4x = 180

Combine like terms: 5x + 4x = 9x
-40 + 9x = 180

Solving
-40 + 9x = 180

Solving for variable 'x'.

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

Add '40' to each side of the equation.
-40 + 40 + 9x = 180 + 40

Combine like terms: -40 + 40 = 0
0 + 9x = 180 + 40
9x = 180 + 40

Combine like terms: 180 + 40 = 220
9x = 220

Divide each side by '9'.
x = 24.44444444

Simplifying
x = 24.44444444

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