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Simplifying
5x2 + -2000 = 0
Reorder the terms:
-2000 + 5x2 = 0
Solving
-2000 + 5x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '2000' to each side of the equation.
-2000 + 2000 + 5x2 = 0 + 2000
Combine like terms: -2000 + 2000 = 0
0 + 5x2 = 0 + 2000
5x2 = 0 + 2000
Combine like terms: 0 + 2000 = 2000
5x2 = 2000
Divide each side by '5'.
x2 = 400
Simplifying
x2 = 400
Take the square root of each side:
x = {-20, 20}
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