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Simplifying
0 = 0.04x2 + -0.12
Reorder the terms:
0 = -0.12 + 0.04x2
Solving
0 = -0.12 + 0.04x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-0.04x2' to each side of the equation.
0 + -0.04x2 = -0.12 + 0.04x2 + -0.04x2
Remove the zero:
-0.04x2 = -0.12 + 0.04x2 + -0.04x2
Combine like terms: 0.04x2 + -0.04x2 = 0.00
-0.04x2 = -0.12 + 0.00
-0.04x2 = -0.12
Divide each side by '-0.04'.
x2 = 3
Simplifying
x2 = 3
Take the square root of each side:
x = {-1.732050808, 1.732050808}
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