x^2+2x+20=-60

Simple and best practice solution for x^2+2x+20=-60 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 x^2+2x+20=-60 equation:


Simplifying
x2 + 2x + 20 = -60

Reorder the terms:
20 + 2x + x2 = -60

Solving
20 + 2x + x2 = -60

Solving for variable 'x'.

Reorder the terms:
20 + 60 + 2x + x2 = -60 + 60

Combine like terms: 20 + 60 = 80
80 + 2x + x2 = -60 + 60

Combine like terms: -60 + 60 = 0
80 + 2x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-80' to each side of the equation.
80 + 2x + -80 + x2 = 0 + -80

Reorder the terms:
80 + -80 + 2x + x2 = 0 + -80

Combine like terms: 80 + -80 = 0
0 + 2x + x2 = 0 + -80
2x + x2 = 0 + -80

Combine like terms: 0 + -80 = -80
2x + x2 = -80

The x term is 2x.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2x + 1 + x2 = -80 + 1

Reorder the terms:
1 + 2x + x2 = -80 + 1

Combine like terms: -80 + 1 = -79
1 + 2x + x2 = -79

Factor a perfect square on the left side:
(x + 1)(x + 1) = -79

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 4b+40=16b+56 | | x^2+2x+20=60 | | -3(x+6)+3=7(x+4)+9 | | 3x+20+4x=90 | | 5(a-7)+11=3(a-6) | | 4c-5=2x+7 | | 0.9x-0.3(5-x)=6.3 | | -6+2p=-7p-6(1+6p) | | -(3x-y)=y-3x | | 4.5x+x= | | x-3(5-x)=6 | | .2(g-9)=.9(g-5) | | x^2-26x=-169 | | 9x-8y=-4 | | Ux-3(5-x)=6 | | 4(x+2)=6x+20 | | 9w-9x=3w+7x | | 3+p=5+5 | | 7(X+1)-6=4X+3(1+X) | | 34=-6-4n | | -4*(x+9)=-16 | | 2x+12x=432 | | 7-3x=-5x+5 | | 0.6(2x-4)=0.2(x+8) | | 30-6x=2x | | 6(x+5)=4x+27 | | 4x=3(x+6)-6 | | 13x+7=-x-21 | | 3x+5+x=5+4x | | s^2-4s-32= | | 0.50+0.35(50)=47.5 | | 6=-y-4y |

Equations solver categories