10x^2+22x+57=0

Simple and best practice solution for 10x^2+22x+57=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 10x^2+22x+57=0 equation:


Simplifying
10x2 + 22x + 57 = 0

Reorder the terms:
57 + 22x + 10x2 = 0

Solving
57 + 22x + 10x2 = 0

Solving for variable 'x'.

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

Divide each side by '10'.
5.7 + 2.2x + x2 = 0

Move the constant term to the right:

Add '-5.7' to each side of the equation.
5.7 + 2.2x + -5.7 + x2 = 0 + -5.7

Reorder the terms:
5.7 + -5.7 + 2.2x + x2 = 0 + -5.7

Combine like terms: 5.7 + -5.7 = 0.0
0.0 + 2.2x + x2 = 0 + -5.7
2.2x + x2 = 0 + -5.7

Combine like terms: 0 + -5.7 = -5.7
2.2x + x2 = -5.7

The x term is 2.2x.  Take half its coefficient (1.1).
Square it (1.21) and add it to both sides.

Add '1.21' to each side of the equation.
2.2x + 1.21 + x2 = -5.7 + 1.21

Reorder the terms:
1.21 + 2.2x + x2 = -5.7 + 1.21

Combine like terms: -5.7 + 1.21 = -4.49
1.21 + 2.2x + x2 = -4.49

Factor a perfect square on the left side:
(x + 1.1)(x + 1.1) = -4.49

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| f=(1.8)(40)+32 | | 14x^2+28x=0 | | X^2-18x-83=5 | | 9(x+2)=3(-3x+6) | | 9w^2=30w-2 | | -53+11x=6x+87 | | C^2-7c+9=0 | | 10x-7=p | | -12-21x+18x^2-2.75x^3=y | | -12(5x+4)-9=2(3x-31)+5 | | -12-21x+(18x^2)-2.75x^3=y | | N^2-2n=44 | | (6)(-2a)= | | C^2-8c=-10 | | 5x+8=-3x+20 | | 14h+12=86 | | 7-7(2x-3)+6x=0 | | 3w^2-5w-8=0 | | 9x+4=169 | | 5x^2+20+10=-5 | | P+3p+3=8 | | 48-20-x=20 | | 7px(3)=252 | | 58-15-x=15 | | 95-40-x=35 | | 4+2.8=-1.4 | | 29-13-x=6 | | 1+6p+p^2=0 | | q^2-15q+8=0 | | -5f=-15 | | b^2+2b-5=0 | | 11-43=3(x-3)-5 |

Equations solver categories