4-x=20

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Solution for 4-x=20 equation:


4-x=20

We simplify the equation to the form, which is simple to understand
4-x=20

We move all terms containing x to the left and all other terms to the right.
-1x=+20-4

We simplify left and right side of the equation.
-1x=+16

We divide both sides of the equation by -1 to get x.
x=-16

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