Question

Пж сделать помогите​

Answer 1

1) 7 7/30 - (5 11/30 - у) = 3 19/30

(5 11/30 - у) = 7 7/30 - 3 19/30

(5 11/30 - у) = 3 6/10

у = 5 11/30 - 3 6/10

у = 1 23/30

2) (х - 1 9/17) + 2 14/17 = 5 5/17

(х - 1 9/17) = 5 5/17 - 2 14/17 = 2 8/17

х = 2 8/17 + 1 9/17 = 4