x+x+(3x-42)=180

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Solution for x+x+(3x-42)=180 equation:


Simplifying
x + x + (3x + -42) = 180

Reorder the terms:
x + x + (-42 + 3x) = 180

Remove parenthesis around (-42 + 3x)
x + x + -42 + 3x = 180

Reorder the terms:
-42 + x + x + 3x = 180

Combine like terms: x + x = 2x
-42 + 2x + 3x = 180

Combine like terms: 2x + 3x = 5x
-42 + 5x = 180

Solving
-42 + 5x = 180

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 5x = 180 + 42

Combine like terms: -42 + 42 = 0
0 + 5x = 180 + 42
5x = 180 + 42

Combine like terms: 180 + 42 = 222
5x = 222

Divide each side by '5'.
x = 44.4

Simplifying
x = 44.4

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