6x^2+x^2-10x+4x+27-20=0

Simple and best practice solution for 6x^2+x^2-10x+4x+27-20=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 6x^2+x^2-10x+4x+27-20=0 equation:


Simplifying
6x2 + x2 + -10x + 4x + 27 + -20 = 0

Reorder the terms:
27 + -20 + -10x + 4x + 6x2 + x2 = 0

Combine like terms: 27 + -20 = 7
7 + -10x + 4x + 6x2 + x2 = 0

Combine like terms: -10x + 4x = -6x
7 + -6x + 6x2 + x2 = 0

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

Solving
7 + -6x + 7x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
7 the coefficient of the squared term: 

Divide each side by '7'.
1 + -0.8571428571x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -0.8571428571x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + -0.8571428571x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -0.8571428571x + x2 = 0 + -1
-0.8571428571x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
-0.8571428571x + x2 = -1

The x term is -0.8571428571x.  Take half its coefficient (-0.4285714286).
Square it (0.1836734694) and add it to both sides.

Add '0.1836734694' to each side of the equation.
-0.8571428571x + 0.1836734694 + x2 = -1 + 0.1836734694

Reorder the terms:
0.1836734694 + -0.8571428571x + x2 = -1 + 0.1836734694

Combine like terms: -1 + 0.1836734694 = -0.8163265306
0.1836734694 + -0.8571428571x + x2 = -0.8163265306

Factor a perfect square on the left side:
(x + -0.4285714286)(x + -0.4285714286) = -0.8163265306

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3x-136=104-9x | | 7x-4=-11 | | 3(m+8)=21 | | 5x^2-2x-7=0 | | x^2-10x+27=20-6x^2-4x | | 824-21x=47 | | -4x-22=-3x+7 | | 3x^2+2x-4=0 | | 4x+5=33 | | 2x-24x+33=0 | | 4x+10+x=10 | | 3x^2-4x=2 | | 6+2x+7x=87 | | X^2-4x=-4 | | x^2-10x+27=2 | | -2(b-4)=12 | | x(10)+y(5)+x(0.5)=100 | | -159+5x=-9x+93 | | 6x^2+7x-2=0 | | 7x+y=-1 | | 15=3x+4x+8 | | 0-x+4-10x+1-0+12x=0 | | 0-x+4-10x+11-0+12x=0 | | 7x+4+x=60 | | 7x-6=78 | | 10m=19 | | 3(-2x+1)=-5(x+1) | | 8x^2-3x-7=0 | | (13b-1)-6(2b+4)=-3 | | 61=3x+6x+7 | | 7x-(6x+8)=-1 | | 2c+c+12=78 |

Equations solver categories