x*x+4*x-3*x+15=7*x+1

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Solution for x*x+4*x-3*x+15=7*x+1 equation:


Simplifying
x * x + 4x + -3x + 15 = 7x + 1

Multiply x * x
x2 + 4x + -3x + 15 = 7x + 1

Reorder the terms:
15 + 4x + -3x + x2 = 7x + 1

Combine like terms: 4x + -3x = 1x
15 + 1x + x2 = 7x + 1

Reorder the terms:
15 + 1x + x2 = 1 + 7x

Solving
15 + 1x + x2 = 1 + 7x

Solving for variable 'x'.

Reorder the terms:
15 + -1 + 1x + -7x + x2 = 1 + 7x + -1 + -7x

Combine like terms: 15 + -1 = 14
14 + 1x + -7x + x2 = 1 + 7x + -1 + -7x

Combine like terms: 1x + -7x = -6x
14 + -6x + x2 = 1 + 7x + -1 + -7x

Reorder the terms:
14 + -6x + x2 = 1 + -1 + 7x + -7x

Combine like terms: 1 + -1 = 0
14 + -6x + x2 = 0 + 7x + -7x
14 + -6x + x2 = 7x + -7x

Combine like terms: 7x + -7x = 0
14 + -6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-14' to each side of the equation.
14 + -6x + -14 + x2 = 0 + -14

Reorder the terms:
14 + -14 + -6x + x2 = 0 + -14

Combine like terms: 14 + -14 = 0
0 + -6x + x2 = 0 + -14
-6x + x2 = 0 + -14

Combine like terms: 0 + -14 = -14
-6x + x2 = -14

The x term is -6x.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6x + 9 + x2 = -14 + 9

Reorder the terms:
9 + -6x + x2 = -14 + 9

Combine like terms: -14 + 9 = -5
9 + -6x + x2 = -5

Factor a perfect square on the left side:
(x + -3)(x + -3) = -5

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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