-5r^2=80

Simple and best practice solution for -5r^2=80 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 -5r^2=80 equation: 


Simplifying
-5r2 = 80

Solving
-5r2 = 80

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Divide each side by '-5'.
r2 = -16

Simplifying
r2 = -16

Reorder the terms:
16 + r2 = -16 + 16

Combine like terms: -16 + 16 = 0
16 + r2 = 0

The solution to this equation could not be determined.

See similar equations:

| Q-2P=12 | | 3056890000-15000000=3000000000 | | 43=-4x+7 | | 5(x-6)-25=10 | | -3x^2=-75 | | a^2+8a+16a=0 | | (12-7)x(5+4)= | | 8x^3+343=0 | | 2x+15=16(1+0,125x) | | x-2=81 | | (x^2-5)=0 | | 3x-15=207 | | x-4x+(2x+3)=6(3-x) | | x-3y=60 | | 11p+3=30+2p | | x-7=(7-x)-(14-2x) | | 7(n+3)= | | x-4=25 | | 95*9=90x+810 | | 6(2x^2-11x-6)=0 | | x-50=0.80(x-100) | | 2x^2+7x-40=0 | | -7x^2+42x=0 | | 0.80(x-100)=450 | | 4(6x^2-27x-168)=0 | | 42x^9=7x(294x^10) | | 42x^9=7x(294x^8) | | 80(x-100)=450 | | 6(x-8)=6 | | 42x^9=7x(6x^8) | | -12f-14f+3f= | | 42x^9=7x(6x) |

Equations solver categories