If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5(p-4)(p+7)(2p-9)=0
We multiply parentheses ..
5(+p^2+7p-4p-28)(2p-9)=0
| 2x^2-10x-1=0 | | r+r+4r-2r+2r=18 | | g/4+17=22 | | c-c+2c+2c+4c=16 | | 3w-12=15 | | 3y+5=60 | | 2y-82=y | | x2−14x=-45 | | 20x^2+18x=18 | | 6(x+3)-10=22 | | 4n+8=3 | | 8h-6h-2h+5h=20 | | 7w+13=-5(w-5) | | 6x+15-5x=-7-11 | | (x-1)^2/3+x/6-(1-x)/2=0 | | (5x-30)/(5)+6=0 | | (5x-30)/(5)+6=x | | x2-140=-19 | | (x)^4+(x)^3-24(x)^7-25(x)-25=0 | | 4^(2x+3)=1 | | 20x=4x+20000 | | (x-1)^2/3+x/6=0 | | 4y-9=y+3 | | X•(x+5)=36 | | 5d+7=12 | | 4x2+-100=0 | | 0.5(3x+9)=-2(2x+6) | | 4y=45+y+45 | | 4422y+7825*2y=40890.69 | | j+4/j+2=2-1/j | | x2+6x+9=4. | | 6x+6=2x+4=90 |