(96048/8)*(5211/579)/54=(12006*9)/54=108054÷54=2001
X - 3/10 = 5/6 - 7/12
x-3/10 = 10/12-7/12
x-3/10 = 3/12
x-18/60 = 15/60
x = 18/60+15/60
x = 33/60
x = 11/30
2(0.3b+5)+1.4b= 0.6b+10+ 1.4b= 2b+10 b=4 2*4+10=18
6(a+1.5)-2.8a=6a+9-2.8a=3.2a+9 a=1.5 3.2*1.5+9= 4.8+9=13.8
4(b+0.8)+1.7b=4b+3.2+1.7b=5.7b+3.2 b=2.3 5.7*2.3+3.2=13.11+3.2=16.31