X^2-4x=1+4+2

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Solution for X^2-4x=1+4+2 equation: 


Simplifying
X2 + -4x = 1 + 4 + 2

Combine like terms: 1 + 4 = 5
X2 + -4x = 5 + 2

Combine like terms: 5 + 2 = 7
X2 + -4x = 7

Solving
X2 + -4x = 7

Solving for variable 'X'.

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

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

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

Simplifying
X2 = 7 + 4x

Reorder the terms:
-7 + X2 + -4x = 7 + 4x + -7 + -4x

Reorder the terms:
-7 + X2 + -4x = 7 + -7 + 4x + -4x

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

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

The solution to this equation could not be determined.

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