If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2.63=9r/89
We move all terms to the left:
2.63-(9r/89)=0
We add all the numbers together, and all the variables
-(+9r/89)+2.63=0
We get rid of parentheses
-9r/89+2.63=0
We multiply all the terms by the denominator
-9r+(2.63)*89=0
We add all the numbers together, and all the variables
-9r+234.07=0
We move all terms containing r to the left, all other terms to the right
-9r=-234.07
r=-234.07/-9
r=26+0.069999999999993/9
| Y=-0.06+1.06x | | 7-3x=-2x-6 | | -5d+10=5d-4d-8 | | 21*x=3 | | 3x+3+4x+3=125 | | 40+4n=160 | | 2(x+3.5)=7+x | | b/3=b+12 | | x/5.5=-2.30 | | x^2-18x-86=2 | | 20+0.5=(20+0.5x)+0.15(20+0.5x) | | b*3=b+12 | | 7/f=8/17 | | 8x-27=7x+4 | | x+28+x+108=180 | | x+2x-10=22-x | | 12-4p=48 | | 2)7–2n=n–14 | | x+28+x+108+120=180 | | 5x+13=8x | | -11.7x=-16.38 | | 0.36y=19 | | 2xxx-1=96 | | 3x =−8 | | 4+9u=10u | | x-1.8=8.15 | | -10.4*n=60.32 | | -6+r/5=-10 | | 6(4+6x)=-84 | | n+43 =41 | | -10.4n=60.32 | | 5(k+14)=1/5(20k-80) |