3x*x+7=4

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Solution for 3x*x+7=4 equation:


Simplifying
3x * x + 7 = 4

Multiply x * x
3x2 + 7 = 4

Reorder the terms:
7 + 3x2 = 4

Solving
7 + 3x2 = 4

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 = 4 + -7

Combine like terms: 7 + -7 = 0
0 + 3x2 = 4 + -7
3x2 = 4 + -7

Combine like terms: 4 + -7 = -3
3x2 = -3

Divide each side by '3'.
x2 = -1

Simplifying
x2 = -1

Reorder the terms:
1 + x2 = -1 + 1

Combine like terms: -1 + 1 = 0
1 + x2 = 0

The solution to this equation could not be determined.

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