0.75x+125%=4
0.75x=4-5/4
3/4 x=11/4
x=11/4÷4/3
x=11/3
72%x5/24+0.28x5/28
=18/25×5/24 x+7/25×5/28 x
=3/20 x+1/20 x
=1/5 x.
75%x0.375+1.625x3/4-0.75
=3/4×3/8 x+13/8×3/4 x-3/4
=9/32 x+39/32 x-3/4
=3/2 x-3/4.
0.75x+125%=4
0.75x=4-5/4
3/4 x=11/4
x=11/4÷4/3
x=11/3
72%x5/24+0.28x5/28
=18/25×5/24 x+7/25×5/28 x
=3/20 x+1/20 x
=1/5 x.
75%x0.375+1.625x3/4-0.75
=3/4×3/8 x+13/8×3/4 x-3/4
=9/32 x+39/32 x-3/4
=3/2 x-3/4.