.33(4x-42)=3x

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Solution for .33(4x-42)=3x equation:


Simplifying
0.33(4x + -42) = 3x

Reorder the terms:
0.33(-42 + 4x) = 3x
(-42 * 0.33 + 4x * 0.33) = 3x
(-13.86 + 1.32x) = 3x

Solving
-13.86 + 1.32x = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-13.86 + 1.32x + -3x = 3x + -3x

Combine like terms: 1.32x + -3x = -1.68x
-13.86 + -1.68x = 3x + -3x

Combine like terms: 3x + -3x = 0
-13.86 + -1.68x = 0

Add '13.86' to each side of the equation.
-13.86 + 13.86 + -1.68x = 0 + 13.86

Combine like terms: -13.86 + 13.86 = 0.00
0.00 + -1.68x = 0 + 13.86
-1.68x = 0 + 13.86

Combine like terms: 0 + 13.86 = 13.86
-1.68x = 13.86

Divide each side by '-1.68'.
x = -8.25

Simplifying
x = -8.25

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