x^2+9x=-29

Simple and best practice solution for x^2+9x=-29 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+9x=-29 equation:


Simplifying
x2 + 9x = -29

Reorder the terms:
9x + x2 = -29

Solving
9x + x2 = -29

Solving for variable 'x'.

Reorder the terms:
29 + 9x + x2 = -29 + 29

Combine like terms: -29 + 29 = 0
29 + 9x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-29' to each side of the equation.
29 + 9x + -29 + x2 = 0 + -29

Reorder the terms:
29 + -29 + 9x + x2 = 0 + -29

Combine like terms: 29 + -29 = 0
0 + 9x + x2 = 0 + -29
9x + x2 = 0 + -29

Combine like terms: 0 + -29 = -29
9x + x2 = -29

The x term is 9x.  Take half its coefficient (4.5).
Square it (20.25) and add it to both sides.

Add '20.25' to each side of the equation.
9x + 20.25 + x2 = -29 + 20.25

Reorder the terms:
20.25 + 9x + x2 = -29 + 20.25

Combine like terms: -29 + 20.25 = -8.75
20.25 + 9x + x2 = -8.75

Factor a perfect square on the left side:
(x + 4.5)(x + 4.5) = -8.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 10x-7=67 | | 8-(-2+6)=7x | | 2(x-1)+3=10 | | 9p-20=7 | | 22x-55=x+3 | | 12d=d+11 | | -4w+24=11 | | -4w+8=11 | | -5-2x+7x=15 | | 48=3v | | 3x^2-2x-120=0 | | -2(5+6m)+16=11 | | -2(5+6m)=11 | | 3y-6=4y-12 | | 9/10+8/9x=2/5-3x | | r=d/t | | 15(3x/4) | | 2+2h=18 | | 8g(7)=56 | | 8x-2-3x=3x+6 | | 5(k+10)=40 | | 5t=hu | | 4(n-5)=9n | | 1/3d=7/6 | | 4x-1+7x=120 | | 100x^2-160x+64=9 | | -6=-1(x) | | p/15=18 | | -8=(k)8 | | g/10-9 | | 60/4 | | 12=0.6666666667(x) |

Equations solver categories