If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7-r=2
We move all terms to the left:
7-r-(2)=0
We add all the numbers together, and all the variables
-1r+5=0
We move all terms containing r to the left, all other terms to the right
-r=-5
r=-5/-1
r=+5
| 1/5(15a-2)=1/2(12a+20) | | (6-2x)x(-4)=8 | | 21x−5=-40 | | x/8+8=7 | | 9t^2-18t+8=0 | | 7-(5y-13)=-25 | | 5g+12-8g=21 | | 2(x+4)=52 | | y/7y=3 | | 13+t=25 | | 23a+12=312 | | -1.3x+7.8=-15.6 | | 3(x+12)+4(x+5)=-2(x-7) | | (1.5)^x-1=14.5 | | 1/2(2t+4)=8 | | x-2/3=23/4 | | -10x+5x–3=7+2 | | 160=n+3 | | 2(2x-4)+×=7 | | 40+55x=335 | | 2(3x–1)=–6x–2 | | 5x-(2(x+1)+2)=7x | | x+10=99 | | 18+12x=40x | | 10/2x+3=4 | | 27.5m-140=116.5 | | 112−51r=2r+112 | | 19m+50=145 | | p÷4+1=14 | | 3x(x+3)=12 | | 17m-60=76 | | 12x+5=6x+10 |