If it's not what You are looking for type in the equation solver your own equation and let us solve it.
p in (-oo:+oo)
(1.2/5)*(100-(5*p)) = 0
(1.2/5)*(100-5*p) = 0
0.24*(100-5*p) = 0
100-5*p = 0 // - 100
-5*p = -100 // : -5
p = -100/(-5)
p = 20
p = 20
| 17c-12c-3c=8 | | 3x-12=11x-1/2y | | 28x=7 | | 6(y)=-11x | | 2x+3y=200 | | 3(56-38)=9y | | 5x+6=-5x-6 | | -12p+11p-11=-9 | | V-5/2=v/7 | | -3+-q+-q=-10 | | 4x-17=7whatisx | | 2x-9=13x-7 | | 9v-4v+4=19 | | -3x+6+8x=-14 | | 9+8x=2+x | | 7(x+4)=2(x-6) | | 2(x-3)+16=2(2x+9) | | 21x+4=15x+-80 | | x/9=5/7 | | 6x+10=10x-14 | | 5x-7y=6fory | | 3x+24=1x-39 | | 9x^2-15x+8y^2+8y+27=0 | | 2x^2-35x+100=0 | | 37t-31=9t-7 | | 3(x-1/2)=15 | | -4/5w=-8 | | -g+9+4g=-6 | | 2y-9=6y-59 | | -16/5=8u | | 5c-74=c+6 | | (1+x^4)+(1+4y^2)=0 |