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r=2
We move all terms to the left:
r-(2)=0
We move all terms containing r to the left, all other terms to the right
r=2
| 12(4-6y)+5(13y+1)=9 | | 23=x/8+5 | | 2=(3-q)+5=9 | | 4n-13=25 | | 16.5^2+16.5^2=c^2 | | -2/3=n/9 | | 10)-2/3=n/9 | | 7+6k=14+7k | | 2+x-10=25 | | -6=p/11 | | 2=8-6/4i | | 12x-36=3x+27 | | x-2(-90+x)=-210 | | 592x+6)=8x+48 | | 31.18=6g+3.88 | | 24^2+7^2=c^2 | | 7x+14+6+8x=180 | | 21=8x+3−2x | | 2+(7x+1)=2x+8 | | -4.2=v/5+8.3 | | 3^5x-6=27 | | 28+(10x+65)+107=360 | | 4/5x-2=8 | | 2k+10=-10+6k | | -2y-9=-5(y+3) | | 2(x+2)+3=4x-2(-2+x) | | (2x-50)+142+24=180 | | 8u-10=6+10u | | 12x-3x=6x | | -3(u-4)=-6u+42 | | -2n-14-8n=30 | | 9-6n=1-2n |