20r^2+41rs+20s^2=0

Simple and best practice solution for 20r^2+41rs+20s^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 20r^2+41rs+20s^2=0 equation:


Simplifying
20r2 + 41rs + 20s2 = 0

Reorder the terms:
41rs + 20r2 + 20s2 = 0

Solving
41rs + 20r2 + 20s2 = 0

Solving for variable 'r'.

Factor a trinomial.
(5r + 4s)(4r + 5s) = 0

Subproblem 1

Set the factor '(5r + 4s)' equal to zero and attempt to solve: Simplifying 5r + 4s = 0 Solving 5r + 4s = 0 Move all terms containing r to the left, all other terms to the right. Add '-4s' to each side of the equation. 5r + 4s + -4s = 0 + -4s Combine like terms: 4s + -4s = 0 5r + 0 = 0 + -4s 5r = 0 + -4s Remove the zero: 5r = -4s Divide each side by '5'. r = -0.8s Simplifying r = -0.8s

Subproblem 2

Set the factor '(4r + 5s)' equal to zero and attempt to solve: Simplifying 4r + 5s = 0 Solving 4r + 5s = 0 Move all terms containing r to the left, all other terms to the right. Add '-5s' to each side of the equation. 4r + 5s + -5s = 0 + -5s Combine like terms: 5s + -5s = 0 4r + 0 = 0 + -5s 4r = 0 + -5s Remove the zero: 4r = -5s Divide each side by '4'. r = -1.25s Simplifying r = -1.25s

Solution

r = {-0.8s, -1.25s}

See similar equations:

| 6x-1=-x+55 | | 8y+2y=9y+3 | | (x)(x)(y)=36 | | 4(x+1)-3(x-2)=3x+10 | | 7x+5(3-x)=27 | | 3c^2-32c+64=0 | | 10z-18z=64 | | 7m=10 | | x^3+6x^2-5x-30=0 | | 11y=4x | | 2x-8=-4+x | | 8x-64=24 | | a^5+6a^4b-7a^3b^2=0 | | 17=a-6.6 | | 37x+18=6(6x+8) | | 11*b=11+b | | 81x^2-81x+8=0 | | 9y+4=12y-2 | | 87t=47 | | x^3-4*x=0.2 | | a^5+4a^4b-5a^3b^2=0 | | -d-4=14 | | -65n+5+4= | | (2)x*x+98=28x | | 6r-6r= | | 107*107+93*93= | | a^2+ab-72b=0 | | 4.9x^2+7.6x+25=0 | | 7xy^2+5xy-2ay-7y= | | 4.7(2x-0.5)=-6(1.6x-8.3x) | | (r)(r)+25=0 | | (9x+7)-7=-8(x+2) |

Equations solver categories