If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3.84=2r
We move all terms to the left:
3.84-(2r)=0
We move all terms containing r to the left, all other terms to the right
-2r=-3.84
r=-3.84/-2
r=1+1/1.0869565217391
| 12x2−7x=6−2(x2−1) | | 5(m+2)+3=22 | | -33=-4a+3 | | F(x)=12x-24=0 | | 671=125+4.55x | | 360=112+(22-4x)+(-9x-15)+(-11-8x) | | 24=-6+4(u+8) | | g-583=54 | | 27+x+68=180 | | 6*n=36 | | 6-x+3x=x=16 | | x+62+70+x+72=180 | | (t+30)+(t+30)+18t=180 | | 2)1/4x+1/2x=44 | | -95=-4-7n | | 1-8a+4a=16+a | | 5(x–2)–3x=2(x–6) | | 8b-4=4(b-7) | | 2u-40=7u | | -12x+36=6(x-9) | | |x-6|=3x-2 | | 5x=7-2(4x+3) | | (32+n)*17=417 | | 3.8x-6.74=5.8 | | x-5(x-2)=4-(2x+6) | | 3v=6v-27 | | 21=13+7x | | (v)+9=16 | | -5c=54+4c | | 2v+36=6v | | 6/2.2=15/x | | 33+114+x=180 |