Q^2+2q-4=0

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Solution for Q^2+2q-4=0 equation:


Simplifying
Q2 + 2q + -4 = 0

Reorder the terms:
-4 + Q2 + 2q = 0

Solving
-4 + Q2 + 2q = 0

Solving for variable 'Q'.

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

Add '4' to each side of the equation.
-4 + Q2 + 4 + 2q = 0 + 4

Reorder the terms:
-4 + 4 + Q2 + 2q = 0 + 4

Combine like terms: -4 + 4 = 0
0 + Q2 + 2q = 0 + 4
Q2 + 2q = 0 + 4

Combine like terms: 0 + 4 = 4
Q2 + 2q = 4

Add '-2q' to each side of the equation.
Q2 + 2q + -2q = 4 + -2q

Combine like terms: 2q + -2q = 0
Q2 + 0 = 4 + -2q
Q2 = 4 + -2q

Simplifying
Q2 = 4 + -2q

Reorder the terms:
-4 + Q2 + 2q = 4 + -2q + -4 + 2q

Reorder the terms:
-4 + Q2 + 2q = 4 + -4 + -2q + 2q

Combine like terms: 4 + -4 = 0
-4 + Q2 + 2q = 0 + -2q + 2q
-4 + Q2 + 2q = -2q + 2q

Combine like terms: -2q + 2q = 0
-4 + Q2 + 2q = 0

The solution to this equation could not be determined.

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