3x^2-7=-55

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Solution for 3x^2-7=-55 equation:


Simplifying
3x2 + -7 = -55

Reorder the terms:
-7 + 3x2 = -55

Solving
-7 + 3x2 = -55

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + 3x2 = -55 + 7

Combine like terms: -7 + 7 = 0
0 + 3x2 = -55 + 7
3x2 = -55 + 7

Combine like terms: -55 + 7 = -48
3x2 = -48

Divide each side by '3'.
x2 = -16

Simplifying
x2 = -16

Reorder the terms:
16 + x2 = -16 + 16

Combine like terms: -16 + 16 = 0
16 + x2 = 0

The solution to this equation could not be determined.

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