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Simplifying
45x2 + -686 + 200 = 0
Reorder the terms:
-686 + 200 + 45x2 = 0
Combine like terms: -686 + 200 = -486
-486 + 45x2 = 0
Solving
-486 + 45x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '486' to each side of the equation.
-486 + 486 + 45x2 = 0 + 486
Combine like terms: -486 + 486 = 0
0 + 45x2 = 0 + 486
45x2 = 0 + 486
Combine like terms: 0 + 486 = 486
45x2 = 486
Divide each side by '45'.
x2 = 10.8
Simplifying
x2 = 10.8
Take the square root of each side:
x = {-3.286335345, 3.286335345}
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