21=-7/2u

Simple and best practice solution for 21=-7/2u 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 21=-7/2u equation: 


u in (-oo:+oo)

21 = (-7/2)*u // - (-7/2)*u

21-((-7/2)*u) = 0

(7/2)*u+21 = 0

7/2*u+21 = 0 // - 21

7/2*u = -21 // : 7/2

u = -21/7/2

u = -6

u = -6

See similar equations:

| y=1.5*9+40 | | 1-10v-6v= | | r=4+.5(1) | | 0.2y+0.12x=1.6 | | 1/4(24m-32) | | y=1.5*6+40 | | 5a-5+2= | | 6-r*1/2 | | 84a-84b-12c= | | 5(1+n)=40 | | 100x=-5.3+1.5 | | -6+r-2= | | y=1.5*4+40 | | 36=8(x-2)+5x | | 10y-11y=5 | | -6v-4v= | | 6.6x-1=5x | | 4x+6=x-10 | | -6y-4v= | | (e+5)= | | 6=-4/6n | | -4-5b+3b= | | 7+5m=w-m | | y=5.9-0.7(4+0.5t) | | (5x^2)+5=-60 | | 6+8x+4= | | 90+90+(2x+4)+(3x-29)=180 | | y=1-74 | | x(x-2b)=a^2-b^2 | | 9v+2+5-6v= | | 66=22a | | 7h^2=42 |

Equations solver categories