x^2+4X+7=y

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Solution for x^2+4X+7=y equation:


Simplifying
x2 + 4X + 7 = y

Reorder the terms:
7 + 4X + x2 = y

Solving
7 + 4X + x2 = y

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 + 4X + -7 + x2 = -7 + y

Reorder the terms:
7 + -7 + 4X + x2 = -7 + y

Combine like terms: 7 + -7 = 0
0 + 4X + x2 = -7 + y
4X + x2 = -7 + y

Add '-1x2' to each side of the equation.
4X + x2 + -1x2 = -7 + -1x2 + y

Combine like terms: x2 + -1x2 = 0
4X + 0 = -7 + -1x2 + y
4X = -7 + -1x2 + y

Divide each side by '4'.
X = -1.75 + -0.25x2 + 0.25y

Simplifying
X = -1.75 + -0.25x2 + 0.25y

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