3(9)+4x=9

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Solution for 3(9)+4x=9 equation: 


Simplifying
3(9) + 4x = 9

Multiply 3 * 9
27 + 4x = 9

Solving
27 + 4x = 9

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + 4x = 9 + -27

Combine like terms: 27 + -27 = 0
0 + 4x = 9 + -27
4x = 9 + -27

Combine like terms: 9 + -27 = -18
4x = -18

Divide each side by '4'.
x = -4.5

Simplifying
x = -4.5

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