3(X-1)+X+7=180

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Solution for 3(X-1)+X+7=180 equation:


Simplifying
3(X + -1) + X + 7 = 180

Reorder the terms:
3(-1 + X) + X + 7 = 180
(-1 * 3 + X * 3) + X + 7 = 180
(-3 + 3X) + X + 7 = 180

Reorder the terms:
-3 + 7 + 3X + X = 180

Combine like terms: -3 + 7 = 4
4 + 3X + X = 180

Combine like terms: 3X + X = 4X
4 + 4X = 180

Solving
4 + 4X = 180

Solving for variable 'X'.

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

Add '-4' to each side of the equation.
4 + -4 + 4X = 180 + -4

Combine like terms: 4 + -4 = 0
0 + 4X = 180 + -4
4X = 180 + -4

Combine like terms: 180 + -4 = 176
4X = 176

Divide each side by '4'.
X = 44

Simplifying
X = 44

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