If it's not what You are looking for type in the equation solver your own equation and let us solve it.
9r+2+70=90
We move all terms to the left:
9r+2+70-(90)=0
We add all the numbers together, and all the variables
9r-18=0
We move all terms containing r to the left, all other terms to the right
9r=18
r=18/9
r=2
| 9r+2+70=90 | | 9r+2+70=90 | | 8e+8+9e-3+90=180 | | 72/5=n | | 100/9=n | | 27/4=n | | 19/5=n | | 50−1.5x=10 | | 29/8=n | | 7.8y-4.9-5.4y=2.4 | | 15/8=n | | 10/6=n | | (8x+9)=51 | | 25x^2+18=2 | | 1x+6=1x+6 | | 3w(2)= | | 9.4•2x=21 | | 2(x+12)-2x=3(x+6 | | 2x•9.4=21 | | 5c-16=14 | | 3u-25=8 | | G(-3)=-3x(3)-2 | | 4/3*3/4x=12*4/3 | | 6m+8=4(17+m) | | (x+20)(x-24)=7067 | | -1/2x+20=-2x+25 | | 0.95q=0.4q+5.5 | | -1/2x+20=-2x+25 | | 9.9=0.3x-2.16 | | 9=3+u/7.68 | | 9=3+u/7.68 | | -7x-30=12 |