x^2+22x=-84+10x

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Solution for x^2+22x=-84+10x equation:


Simplifying
x2 + 22x = -84 + 10x

Reorder the terms:
22x + x2 = -84 + 10x

Solving
22x + x2 = -84 + 10x

Solving for variable 'x'.

Reorder the terms:
84 + 22x + -10x + x2 = -84 + 10x + 84 + -10x

Combine like terms: 22x + -10x = 12x
84 + 12x + x2 = -84 + 10x + 84 + -10x

Reorder the terms:
84 + 12x + x2 = -84 + 84 + 10x + -10x

Combine like terms: -84 + 84 = 0
84 + 12x + x2 = 0 + 10x + -10x
84 + 12x + x2 = 10x + -10x

Combine like terms: 10x + -10x = 0
84 + 12x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-84' to each side of the equation.
84 + 12x + -84 + x2 = 0 + -84

Reorder the terms:
84 + -84 + 12x + x2 = 0 + -84

Combine like terms: 84 + -84 = 0
0 + 12x + x2 = 0 + -84
12x + x2 = 0 + -84

Combine like terms: 0 + -84 = -84
12x + x2 = -84

The x term is 12x.  Take half its coefficient (6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
12x + 36 + x2 = -84 + 36

Reorder the terms:
36 + 12x + x2 = -84 + 36

Combine like terms: -84 + 36 = -48
36 + 12x + x2 = -48

Factor a perfect square on the left side:
(x + 6)(x + 6) = -48

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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