100=.42x

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Solution for 100=.42x equation:


Simplifying
100 = 0.42x

Solving
100 = 0.42x

Solving for variable 'x'.

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

Add '-0.42x' to each side of the equation.
100 + -0.42x = 0.42x + -0.42x

Combine like terms: 0.42x + -0.42x = 0.00
100 + -0.42x = 0.00

Add '-100' to each side of the equation.
100 + -100 + -0.42x = 0.00 + -100

Combine like terms: 100 + -100 = 0
0 + -0.42x = 0.00 + -100
-0.42x = 0.00 + -100

Combine like terms: 0.00 + -100 = -100
-0.42x = -100

Divide each side by '-0.42'.
x = 238.0952381

Simplifying
x = 238.0952381

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