57=4x-42

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Solution for 57=4x-42 equation:


Simplifying
57 = 4x + -42

Reorder the terms:
57 = -42 + 4x

Solving
57 = -42 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
57 + -4x = -42 + 4x + -4x

Combine like terms: 4x + -4x = 0
57 + -4x = -42 + 0
57 + -4x = -42

Add '-57' to each side of the equation.
57 + -57 + -4x = -42 + -57

Combine like terms: 57 + -57 = 0
0 + -4x = -42 + -57
-4x = -42 + -57

Combine like terms: -42 + -57 = -99
-4x = -99

Divide each side by '-4'.
x = 24.75

Simplifying
x = 24.75

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