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Simplifying
12x2 + -15 = 0
Reorder the terms:
-15 + 12x2 = 0
Solving
-15 + 12x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '15' to each side of the equation.
-15 + 15 + 12x2 = 0 + 15
Combine like terms: -15 + 15 = 0
0 + 12x2 = 0 + 15
12x2 = 0 + 15
Combine like terms: 0 + 15 = 15
12x2 = 15
Divide each side by '12'.
x2 = 1.25
Simplifying
x2 = 1.25
Take the square root of each side:
x = {-1.118033989, 1.118033989}
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