If it's not what You are looking for type in the equation solver your own equation and let us solve it.
0.3(r+2)=0.1(-2r-4
We move all terms to the left:
0.3(r+2)-(0.1(-2r-4)=0
We multiply parentheses
0.3r-(0.1(-2r-4)+0.6=0
| 12=5n+-3 | | -2(6x+5)=-12x-10 | | 0y=-12 | | -2(7x+6)+4x=44 | | 8(2x-5)=-5(x-9) | | x/5-1/2=x/3 | | 6x-7x+4=-3 | | 81=-3(g-95) | | 5x-6=7+5x | | 6^x+9=36^6 | | 1.75x^2-1x+1.25=0 | | 3/2+2/5x=9/2+4/5x | | 2(5x-2)=3(4x+3) | | Hx0.2=0.08 | | 8x-(5x-9)=36 | | 78=9n+6 | | f−–10.9=17.46 | | 1600+3p=3400 | | 4x+10=218 | | -3b-30=3b | | 5r-7=28 | | 4n+-7=29 | | 2x*2+5000=20000000000000000000000000000000000 | | Y-9=-3(x-9) | | 2(x+-2)=10 | | 2r`3=-16 | | 17=4n+-15 | | 4(3m=4)=2(6m=8) | | 8(x+0.1x=) | | -4-6a=-58 | | C=0.20x+40 | | 25-37x-10+x+20=-115 |