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Simplifying
3x2 + 49 + -343 = 0
Reorder the terms:
49 + -343 + 3x2 = 0
Combine like terms: 49 + -343 = -294
-294 + 3x2 = 0
Solving
-294 + 3x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '294' to each side of the equation.
-294 + 294 + 3x2 = 0 + 294
Combine like terms: -294 + 294 = 0
0 + 3x2 = 0 + 294
3x2 = 0 + 294
Combine like terms: 0 + 294 = 294
3x2 = 294
Divide each side by '3'.
x2 = 98
Simplifying
x2 = 98
Take the square root of each side:
x = {-9.899494937, 9.899494937}
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