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4=0.4(3b
We move all terms to the left:
4-(0.4(3b)=0
| b+17/5=18 | | 4(k-8)-(k+3)=-38 | | 4^2+10r+25=1 | | 6m-5=m+25 | | 1000+x10=2000 | | 13.29-17.7h=-19.3h-14.39 | | 1/2*h-6=-1 | | (4x+30)=2x | | 331.5+.61(x)=345.18 | | 0.12+0.05x-0.23=0.11 | | 9-d=-19+d | | x-6/6=12 | | 5=9+w÷-3 | | -12r=-10 | | 8(5x-7)+15x=-2(-15x-5) | | 196=98-v | | 2(3x-4)+12=64 | | -11(w+7)=11 | | .22y+21=-11 | | 6r=14 | | 17/20=t+(-13/12) | | -6u+13=-5 | | .75k-17=-11 | | 50x+300=750 | | 3x+20=6x-70 | | -25+4(x-6)+7=35 | | 15r=-12 | | -4(6x+7)-6(x-4)=-34 | | 6.5x+0.86=1.3+-4.3x | | 3/10m=21 | | 11=1.2x | | X+109=x+189 |