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Simplifying
3x2 + -51 = 48
Reorder the terms:
-51 + 3x2 = 48
Solving
-51 + 3x2 = 48
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '51' to each side of the equation.
-51 + 51 + 3x2 = 48 + 51
Combine like terms: -51 + 51 = 0
0 + 3x2 = 48 + 51
3x2 = 48 + 51
Combine like terms: 48 + 51 = 99
3x2 = 99
Divide each side by '3'.
x2 = 33
Simplifying
x2 = 33
Take the square root of each side:
x = {-5.744562647, 5.744562647}
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