<span>1/3х+7/8-7/9 = 1.5/24-2.1/8 +1/4х
1/3x+7/72=-11/12+1/4x
1/3x-1/4x=-11/12-7/72
1/12x=-73/72
x=-73/72:1/12
x=-12 1/6
</span>
Z:60=67038
Z=67038*60
Z=4022280
72:b+13=19
72:b=19-13
72:b=6
b=6×72
b=432
1 м³ = 1000 дм³ = 1 000 000 см³ = 1 000 000 000 мм³ = 1000 литров