If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r in (-oo:+oo)
r/9-80 = 5 // - 5
r/9-80-5 = 0
1/9*r-85 = 0 // + 85
1/9*r = 85 // : 1/9
r = 85/1/9
r = 765
r = 765
| 4v+14=54 | | (2x-5y)(7x-2y)= | | -4=3(-1)+b | | 7+0.15s=5.55 | | 6x+20+x+40=180 | | 1/8-7/8= | | 5n/=15 | | x(95/2x) | | 7+0.15=5.55 | | .02(y-4)+.12y=.20y-.01(20) | | -3x+7x-5x=0 | | (9x+42)-5x=-70 | | 12x+108=180 | | X/-4-11 | | 11/3.5 | | 2e(x)=3e(-x)+5 | | 3+6s=8+2s | | K(x)=-2x+7 | | 7/9*3 | | 3s+6=8s+2 | | 7(7x-6)+13x= | | x-4/2=1 | | 8x-8=5x+19 | | 2=1+b | | 3=2(2)+b | | 144=-4(2x-4) | | k^4-20k^2+64=0 | | 0.5x-1.2=0.3x+4.5 | | 12+5(x+3)= | | 8.4+7.5(7)+2.1=63 | | 4+6(x-8)=8x+19 | | =[x-(-5+3i)][x-(-5-3i)] |