x^2+16x=-15

Simple and best practice solution for x^2+16x=-15 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+16x=-15 equation:


Simplifying
x2 + 16x = -15

Reorder the terms:
16x + x2 = -15

Solving
16x + x2 = -15

Solving for variable 'x'.

Reorder the terms:
15 + 16x + x2 = -15 + 15

Combine like terms: -15 + 15 = 0
15 + 16x + x2 = 0

Factor a trinomial.
(15 + x)(1 + x) = 0

Subproblem 1

Set the factor '(15 + x)' equal to zero and attempt to solve: Simplifying 15 + x = 0 Solving 15 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + x = 0 + -15 Combine like terms: 15 + -15 = 0 0 + x = 0 + -15 x = 0 + -15 Combine like terms: 0 + -15 = -15 x = -15 Simplifying x = -15

Subproblem 2

Set the factor '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {-15, -1}

See similar equations:

| x^2-8x-7=10 | | 4x=5x-4+1 | | x^2+1x-6=0 | | 88-42=3(h-6) | | 3x-2x^2=0 | | p-42=3(20-6) | | p-42=3(18-6) | | 7+2x=4x-5 | | x+y+z-3x-4y-2z= | | 10r-25=3r+7 | | p-6=.333(18-42) | | 3x-6=4x-18 | | 2y=2(3y-2)-4 | | 5w+9=4w-2 | | 2a-3ax+4a+4ax= | | 8r+9s-4r-7s= | | 8xy+2xy-7xy-9xy= | | 2(2x+3)-12=x | | -8+5x= | | 2b+3b-7b+9b= | | 18-2t=17 | | x=6+(-0.67)(2) | | 4*37*25=4*25*37 | | -190=9p+8 | | 3(7-x)=4.8 | | 1+9k=118 | | .25y-.5=.15y+3-.6y | | 7x-158=2x-8 | | 3x-80=56 | | x/8+6=3 | | 5-8x=24-15x | | x-2(3x+5)=-5 |

Equations solver categories