7X-75+4X+90=180

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Solution for 7X-75+4X+90=180 equation:


Simplifying
7X + -75 + 4X + 90 = 180

Reorder the terms:
-75 + 90 + 7X + 4X = 180

Combine like terms: -75 + 90 = 15
15 + 7X + 4X = 180

Combine like terms: 7X + 4X = 11X
15 + 11X = 180

Solving
15 + 11X = 180

Solving for variable 'X'.

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

Add '-15' to each side of the equation.
15 + -15 + 11X = 180 + -15

Combine like terms: 15 + -15 = 0
0 + 11X = 180 + -15
11X = 180 + -15

Combine like terms: 180 + -15 = 165
11X = 165

Divide each side by '11'.
X = 15

Simplifying
X = 15

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