9x+3x+21+3x+24+13x-77=360

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Solution for 9x+3x+21+3x+24+13x-77=360 equation:


Simplifying
9x + 3x + 21 + 3x + 24 + 13x + -77 = 360

Reorder the terms:
21 + 24 + -77 + 9x + 3x + 3x + 13x = 360

Combine like terms: 21 + 24 = 45
45 + -77 + 9x + 3x + 3x + 13x = 360

Combine like terms: 45 + -77 = -32
-32 + 9x + 3x + 3x + 13x = 360

Combine like terms: 9x + 3x = 12x
-32 + 12x + 3x + 13x = 360

Combine like terms: 12x + 3x = 15x
-32 + 15x + 13x = 360

Combine like terms: 15x + 13x = 28x
-32 + 28x = 360

Solving
-32 + 28x = 360

Solving for variable 'x'.

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

Add '32' to each side of the equation.
-32 + 32 + 28x = 360 + 32

Combine like terms: -32 + 32 = 0
0 + 28x = 360 + 32
28x = 360 + 32

Combine like terms: 360 + 32 = 392
28x = 392

Divide each side by '28'.
x = 14

Simplifying
x = 14

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