9x+13=40

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Solution for 9x+13=40 equation: 


Simplifying
9x + 13 = 40

Reorder the terms:
13 + 9x = 40

Solving
13 + 9x = 40

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 9x = 40 + -13

Combine like terms: 13 + -13 = 0
0 + 9x = 40 + -13
9x = 40 + -13

Combine like terms: 40 + -13 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

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