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)
(4/5)*p = 2/3 // - 2/3
(4/5)*p-(2/3) = 0
(4/5)*p-2/3 = 0
4/5*p-2/3 = 0 // + 2/3
4/5*p = 2/3 // : 4/5
p = 2/3/4/5
p = 5/6
p = 5/6
| -5(-4+p)=5 | | 3x+4+6x=76 | | 2(3+5x)=9(x-3) | | -7(b-2)-4=-b-38 | | 9xm=63 | | 3(x+1)-1x=4x+9 | | 3x-(4y-3x)-4y=0 | | 2(-1+n)=2 | | D/49=0 | | 2=6/7p | | 11x=10x+10 | | 16-8(x)+8=0 | | z^5+7z^4=0 | | 2-x=4x+37 | | x=7x-6+5x-2 | | x/9=x-40 | | 28=y/5-2 | | 3z+3=2-z | | 2y+6+7x=0 | | -1.5w-0.875=0.8333w-3.5 | | 2x*2-5x-18=x*3-30 | | x/m-x/n=1/p | | 8y^2+y-9=0 | | 3x-1+12x-14=90 | | 7(x+3)=7x-4 | | 10+5x=6-2(-2-7x) | | 6+3y=-9 | | 6(7x-2+5y)= | | 4/19=b-1/19 | | 65*3.14=5 | | -8n+7=-7n-19 | | f(x)=-1.5x+2 |