42+4x=9x

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Solution for 42+4x=9x equation:


Simplifying
42 + 4x = 9x

Solving
42 + 4x = 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
42 + 4x + -9x = 9x + -9x

Combine like terms: 4x + -9x = -5x
42 + -5x = 9x + -9x

Combine like terms: 9x + -9x = 0
42 + -5x = 0

Add '-42' to each side of the equation.
42 + -42 + -5x = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -5x = 0 + -42
-5x = 0 + -42

Combine like terms: 0 + -42 = -42
-5x = -42

Divide each side by '-5'.
x = 8.4

Simplifying
x = 8.4

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