0=(x^2)+2x+5

Simple and best practice solution for 0=(x^2)+2x+5 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 0=(x^2)+2x+5 equation:


Simplifying
0 = (x2) + 2x + 5
0 = x2 + 2x + 5

Reorder the terms:
0 = 5 + 2x + x2

Solving
0 = 5 + 2x + x2

Solving for variable 'x'.

Combine like terms: 0 + -5 = -5
-5 + -2x + -1x2 = 5 + 2x + x2 + -5 + -2x + -1x2

Reorder the terms:
-5 + -2x + -1x2 = 5 + -5 + 2x + -2x + x2 + -1x2

Combine like terms: 5 + -5 = 0
-5 + -2x + -1x2 = 0 + 2x + -2x + x2 + -1x2
-5 + -2x + -1x2 = 2x + -2x + x2 + -1x2

Combine like terms: 2x + -2x = 0
-5 + -2x + -1x2 = 0 + x2 + -1x2
-5 + -2x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-5 + -2x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(5 + 2x + x2) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(5 + 2x + x2)' equal to zero and attempt to solve: Simplifying 5 + 2x + x2 = 0 Solving 5 + 2x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-5' to each side of the equation. 5 + 2x + -5 + x2 = 0 + -5 Reorder the terms: 5 + -5 + 2x + x2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2x + x2 = 0 + -5 2x + x2 = 0 + -5 Combine like terms: 0 + -5 = -5 2x + x2 = -5 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 = -5 + 1 Reorder the terms: 1 + 2x + x2 = -5 + 1 Combine like terms: -5 + 1 = -4 1 + 2x + x2 = -4 Factor a perfect square on the left side: (x + 1)(x + 1) = -4 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

See similar equations:

| 7x-1=9x+3 | | 9+4(4+1)=25 | | 3x-5.2=-8.5 | | 9x=8+9x | | 15y=255 | | -8t+4t-19= | | 2x-6+2x-9+x=180 | | 5n-2=6n+3 | | 10b+5+b+3=-4(1+7b)+11(4b+2) | | 9(f+2)+14f= | | 2h/3-10=65/24 | | 9-z=.5 | | -6(x+1)=2(x+1) | | 6=2p+16 | | 3x-5.3=-8.5 | | x+54=x+140 | | 2+17=36 | | 5(7+2s)+3(s+4)= | | (3f+90)/5=0 | | 4p-1=19 | | n-5=16.4 | | 12+-8z=10-12 | | x^2+x-27.28171817=0 | | 4+9c+3(c+2)= | | -9+-a=16 | | -4(x+3)+6=(-3x-5)-7 | | 10x+15+10+100=675 | | x^2+x-30+e=0 | | -n+5=3 | | 5x^2=-80x-320 | | -9(6+-4)-2-4=-10 | | k-2.7=21 |

Equations solver categories