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Simplifying
-1x2 + 4 = 2
Reorder the terms:
4 + -1x2 = 2
Solving
4 + -1x2 = 2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-4' to each side of the equation.
4 + -4 + -1x2 = 2 + -4
Combine like terms: 4 + -4 = 0
0 + -1x2 = 2 + -4
-1x2 = 2 + -4
Combine like terms: 2 + -4 = -2
-1x2 = -2
Divide each side by '-1'.
x2 = 2
Simplifying
x2 = 2
Take the square root of each side:
x = {-1.414213562, 1.414213562}
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