7/8у=1 1/4; 8/9х=2/9;5/9х=1; 4/7х=16; х÷8/16=32/45; 7 1/5÷х=9/10; 3 3/5÷з=1 4/5; х÷5/6=12/13; 5÷х=1 1/14
Ответ:
Пошаговое объяснение:
7/8у=1 1/4;
у=1 1/4:7/8
y=5/4*8/7
y=10/7=1 3/7
8/9х=2/9;
x=2/9*9/8
x=1/4
5/9х=1;
x=1*9/5
x=9/5=1 4/5
4/7х=16;
x=16*7/4
x=28
х÷8/16=32/45;
x=32/45*8/16
x=16/45
7 1/5÷х=9/10;
x=9/10:7 1/5
x=9/10*5/36
x=1/8
3 3/5÷з=1 4/5;
z=1 4/5:3 3/5
z=9/5*5/18
z=1/2
х÷5/6=12/13;
x=12/13*6/5
z=72/65=1 7/65
5÷х=1 1/14
x=1 1/14:5
х=15/14*1/5
x=3/14