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)
2.9 = r/5 // - r/5
2.9-(r/5) = 0
2.9-1/5*r = 0 // - 2.9
-1/5*r = -2.9 // : -1/5
r = -2.9/(-1/5)
r = 14.5
r = 14.5
| 6t^2+3t= | | 3Y-7Y=10 | | 3/2m-11/4 | | 8/m-5/6 | | 3Y-8Y= | | 3x^3+21x^2+18x= | | 9(x+2y)= | | 2y+1=4 | | y/3+y/2=15 | | 3x+6=1x-2 | | y=2(-9)+25 | | 18+12x-9-9x=69 | | a+15=b | | M/4-17=4 | | Q/2-4=18 | | 20=sp | | P/3+6=42 | | C/12+12=21 | | 26x-[22x-(30-3x)]=38 | | y/8=z | | C/4+3=5 | | 13/8-25/8 | | 7/8(x+3)=11/8 | | 15x+19y=0 | | 3y-11=-5(y-1) | | 3(y-3)=5y+7 | | 5y-31=-3(y-3) | | w+5=3w+1 | | 3p^2=-10p-3 | | -12x^2-48x+60=0 | | -12x+6*4=30 | | x/3=5/7 |