32+4r-r^2=0

Simple and best practice solution for 32+4r-r^2=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 32+4r-r^2=0 equation:


Simplifying
32 + 4r + -1r2 = 0

Solving
32 + 4r + -1r2 = 0

Solving for variable 'r'.

Factor a trinomial.
(8 + -1r)(4 + r) = 0

Subproblem 1

Set the factor '(8 + -1r)' equal to zero and attempt to solve: Simplifying 8 + -1r = 0 Solving 8 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1r = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1r = 0 + -8 -1r = 0 + -8 Combine like terms: 0 + -8 = -8 -1r = -8 Divide each side by '-1'. r = 8 Simplifying r = 8

Subproblem 2

Set the factor '(4 + r)' equal to zero and attempt to solve: Simplifying 4 + r = 0 Solving 4 + r = 0 Move all terms containing r to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + r = 0 + -4 Combine like terms: 4 + -4 = 0 0 + r = 0 + -4 r = 0 + -4 Combine like terms: 0 + -4 = -4 r = -4 Simplifying r = -4

Solution

r = {8, -4}

See similar equations:

| -17u=-5 | | 8-(3)= | | y=-9+7 | | t^2+4t=32 | | 2+2y-3=11 | | [3*x]=5 | | 4m+1= | | 2b+3p=11 | | 1/4x*7=9 | | a(y-x)-b(y-x)= | | 0=-2+3 | | 12x+3x-25=135 | | 12x-25=135 | | 22x^2+82x-24=0 | | 35=-19+d | | -(x-10y-4z)= | | 12x-25=3x | | 110=a+24 | | 12x-25+3x=135 | | 72cm^2-6=0 | | 72cm^2+6=0 | | 3/4-1/6 | | -12=5y+3 | | -5b^2+7a-2=0 | | 100=55t | | -5n(2n-3)=7(3-n) | | -2b^2+7a-2=0 | | 12ab-15a+8b+10= | | 3=8(x) | | 22x^2+82-24=0 | | y=8(2) | | 3x^4+15x^2-12=0 |

Equations solver categories