42-(x-12)=4

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Solution for 42-(x-12)=4 equation:


Simplifying
42 + -1(x + -12) = 4

Reorder the terms:
42 + -1(-12 + x) = 4
42 + (-12 * -1 + x * -1) = 4
42 + (12 + -1x) = 4

Combine like terms: 42 + 12 = 54
54 + -1x = 4

Solving
54 + -1x = 4

Solving for variable 'x'.

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

Add '-54' to each side of the equation.
54 + -54 + -1x = 4 + -54

Combine like terms: 54 + -54 = 0
0 + -1x = 4 + -54
-1x = 4 + -54

Combine like terms: 4 + -54 = -50
-1x = -50

Divide each side by '-1'.
x = 50

Simplifying
x = 50

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