X^2-(l+4)x+(k+7)=0

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Solution for X^2-(l+4)x+(k+7)=0 equation: 


Simplifying
X2 + -1(l + 4) * x + (k + 7) = 0

Reorder the terms:
X2 + -1(4 + l) * x + (k + 7) = 0

Reorder the terms for easier multiplication:
X2 + -1x(4 + l) + (k + 7) = 0
X2 + (4 * -1x + l * -1x) + (k + 7) = 0

Reorder the terms:
X2 + (-1lx + -4x) + (k + 7) = 0
X2 + (-1lx + -4x) + (k + 7) = 0

Reorder the terms:
X2 + -1lx + -4x + (7 + k) = 0

Remove parenthesis around (7 + k)
X2 + -1lx + -4x + 7 + k = 0

Reorder the terms:
7 + X2 + k + -1lx + -4x = 0

Solving
7 + X2 + k + -1lx + -4x = 0

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 + X2 + k + -1lx + -7 + -4x = 0 + -7

Reorder the terms:
7 + -7 + X2 + k + -1lx + -4x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + X2 + k + -1lx + -4x = 0 + -7
X2 + k + -1lx + -4x = 0 + -7

Combine like terms: 0 + -7 = -7
X2 + k + -1lx + -4x = -7

Add '-1k' to each side of the equation.
X2 + k + -1lx + -1k + -4x = -7 + -1k

Reorder the terms:
X2 + k + -1k + -1lx + -4x = -7 + -1k

Combine like terms: k + -1k = 0
X2 + 0 + -1lx + -4x = -7 + -1k
X2 + -1lx + -4x = -7 + -1k

Add 'lx' to each side of the equation.
X2 + -1lx + lx + -4x = -7 + -1k + lx

Combine like terms: -1lx + lx = 0
X2 + 0 + -4x = -7 + -1k + lx
X2 + -4x = -7 + -1k + lx

Add '4x' to each side of the equation.
X2 + -4x + 4x = -7 + -1k + lx + 4x

Combine like terms: -4x + 4x = 0
X2 + 0 = -7 + -1k + lx + 4x
X2 = -7 + -1k + lx + 4x

Simplifying
X2 = -7 + -1k + lx + 4x

Reorder the terms:
7 + X2 + k + -1lx + -4x = -7 + -1k + lx + 4x + 7 + k + -1lx + -4x

Reorder the terms:
7 + X2 + k + -1lx + -4x = -7 + 7 + -1k + k + lx + -1lx + 4x + -4x

Combine like terms: -7 + 7 = 0
7 + X2 + k + -1lx + -4x = 0 + -1k + k + lx + -1lx + 4x + -4x
7 + X2 + k + -1lx + -4x = -1k + k + lx + -1lx + 4x + -4x

Combine like terms: -1k + k = 0
7 + X2 + k + -1lx + -4x = 0 + lx + -1lx + 4x + -4x
7 + X2 + k + -1lx + -4x = lx + -1lx + 4x + -4x

Combine like terms: lx + -1lx = 0
7 + X2 + k + -1lx + -4x = 0 + 4x + -4x
7 + X2 + k + -1lx + -4x = 4x + -4x

Combine like terms: 4x + -4x = 0
7 + X2 + k + -1lx + -4x = 0

The solution to this equation could not be determined.

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