13x+2+5x-7+3x-4=180

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Solution for 13x+2+5x-7+3x-4=180 equation:


Simplifying
13x + 2 + 5x + -7 + 3x + -4 = 180

Reorder the terms:
2 + -7 + -4 + 13x + 5x + 3x = 180

Combine like terms: 2 + -7 = -5
-5 + -4 + 13x + 5x + 3x = 180

Combine like terms: -5 + -4 = -9
-9 + 13x + 5x + 3x = 180

Combine like terms: 13x + 5x = 18x
-9 + 18x + 3x = 180

Combine like terms: 18x + 3x = 21x
-9 + 21x = 180

Solving
-9 + 21x = 180

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 21x = 180 + 9

Combine like terms: -9 + 9 = 0
0 + 21x = 180 + 9
21x = 180 + 9

Combine like terms: 180 + 9 = 189
21x = 189

Divide each side by '21'.
x = 9

Simplifying
x = 9

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