7X+55+X+1+2X-1=180

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Solution for 7X+55+X+1+2X-1=180 equation:


Simplifying
7X + 55 + X + 1 + 2X + -1 = 180

Reorder the terms:
55 + 1 + -1 + 7X + X + 2X = 180

Combine like terms: 55 + 1 = 56
56 + -1 + 7X + X + 2X = 180

Combine like terms: 56 + -1 = 55
55 + 7X + X + 2X = 180

Combine like terms: 7X + X = 8X
55 + 8X + 2X = 180

Combine like terms: 8X + 2X = 10X
55 + 10X = 180

Solving
55 + 10X = 180

Solving for variable 'X'.

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

Add '-55' to each side of the equation.
55 + -55 + 10X = 180 + -55

Combine like terms: 55 + -55 = 0
0 + 10X = 180 + -55
10X = 180 + -55

Combine like terms: 180 + -55 = 125
10X = 125

Divide each side by '10'.
X = 12.5

Simplifying
X = 12.5

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