1)-Х=4 1/8-1,25 2)-у=42,74-56,3 3)-у=2/3-3/7

Question

1)-Х=4 1/8-1,25
2)-у=42,74-56,3
3)-у=2/3-3/7

Answer 1

1.-x=41/8-1.25
-x=5.125-1.25
-x=3.875
x=-3.875


2.-y=42,74-56,3
-y=-13.56
y=13.56

3.-y=2/3-3/7
-y=2 3
- - -
3 7


-y=14-9
-----
21


-y=5
-
21


y= 5
- --
21