x^2+16x-225=0

Simple and best practice solution for x^2+16x-225=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 x^2+16x-225=0 equation:


Simplifying
x2 + 16x + -225 = 0

Reorder the terms:
-225 + 16x + x2 = 0

Solving
-225 + 16x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-25 + -1x)(9 + -1x) = 0

Subproblem 1

Set the factor '(-25 + -1x)' equal to zero and attempt to solve: Simplifying -25 + -1x = 0 Solving -25 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '25' to each side of the equation. -25 + 25 + -1x = 0 + 25 Combine like terms: -25 + 25 = 0 0 + -1x = 0 + 25 -1x = 0 + 25 Combine like terms: 0 + 25 = 25 -1x = 25 Divide each side by '-1'. x = -25 Simplifying x = -25

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-25, 9}

See similar equations:

| 3-(-3x)=70 | | 3+3x=70 | | -5x=-3-8 | | 3x+y-5=32 | | 5+x-4=1 | | x-(x-2)=1 | | x+4+6=1 | | 6x-30=11b | | X/7=x/6+1/7 | | 3(x+7)+10=7x-4(x-5) | | -8b+6=4b-90 | | x+1+7=2 | | 9i/(7-4i) | | 4+x^2+2=2 | | 6=-3(22-z)+2(z-4) | | 25x^2+30x-16=0 | | 2x+6=6-2x | | 7-3x=x-1 | | 60/8 | | 9k+6=8k+6 | | 0=-10t | | 9-2/3x=15 | | h=-16t^2+50t+2 | | [-16(2-3)-(-10)]=2x | | 0=-10 | | -7+5x=18 | | 5x-1=-x+3 | | 8x-27-5(2x-3)=62-(3x+8) | | 1/2(3x-35)=5x | | 7z^2-20z+12=0 | | 5x^2+10x-64=0 | | 4b-10=b+-2b |

Equations solver categories