X^2+7x+3=-x^2

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Solution for X^2+7x+3=-x^2 equation:


Simplifying
X2 + 7x + 3 = -1x2

Reorder the terms:
3 + X2 + 7x = -1x2

Solving
3 + X2 + 7x = -1x2

Solving for variable 'X'.

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

Add '-3' to each side of the equation.
3 + X2 + -3 + 7x = -3 + -1x2

Reorder the terms:
3 + -3 + X2 + 7x = -3 + -1x2

Combine like terms: 3 + -3 = 0
0 + X2 + 7x = -3 + -1x2
X2 + 7x = -3 + -1x2

Add '-7x' to each side of the equation.
X2 + 7x + -7x = -3 + -7x + -1x2

Combine like terms: 7x + -7x = 0
X2 + 0 = -3 + -7x + -1x2
X2 = -3 + -7x + -1x2

Simplifying
X2 = -3 + -7x + -1x2

Reorder the terms:
3 + X2 + 7x + x2 = -3 + -7x + -1x2 + 3 + 7x + x2

Reorder the terms:
3 + X2 + 7x + x2 = -3 + 3 + -7x + 7x + -1x2 + x2

Combine like terms: -3 + 3 = 0
3 + X2 + 7x + x2 = 0 + -7x + 7x + -1x2 + x2
3 + X2 + 7x + x2 = -7x + 7x + -1x2 + x2

Combine like terms: -7x + 7x = 0
3 + X2 + 7x + x2 = 0 + -1x2 + x2
3 + X2 + 7x + x2 = -1x2 + x2

Combine like terms: -1x2 + x2 = 0
3 + X2 + 7x + x2 = 0

The solution to this equation could not be determined.

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