13x-4-9+21=0

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Solution for 13x-4-9+21=0 equation:


Simplifying
13x + -4 + -9 + 21 = 0

Reorder the terms:
-4 + -9 + 21 + 13x = 0

Combine like terms: -4 + -9 = -13
-13 + 21 + 13x = 0

Combine like terms: -13 + 21 = 8
8 + 13x = 0

Solving
8 + 13x = 0

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 13x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 13x = 0 + -8
13x = 0 + -8

Combine like terms: 0 + -8 = -8
13x = -8

Divide each side by '13'.
x = -0.6153846154

Simplifying
x = -0.6153846154

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