13x-21+5x+75=180

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Solution for 13x-21+5x+75=180 equation:


Simplifying
13x + -21 + 5x + 75 = 180

Reorder the terms:
-21 + 75 + 13x + 5x = 180

Combine like terms: -21 + 75 = 54
54 + 13x + 5x = 180

Combine like terms: 13x + 5x = 18x
54 + 18x = 180

Solving
54 + 18x = 180

Solving for variable 'x'.

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

Add '-54' to each side of the equation.
54 + -54 + 18x = 180 + -54

Combine like terms: 54 + -54 = 0
0 + 18x = 180 + -54
18x = 180 + -54

Combine like terms: 180 + -54 = 126
18x = 126

Divide each side by '18'.
x = 7

Simplifying
x = 7

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