Question

Solve the above equation and find the value of 5x-3y

Answer 1

Answer:

Step-by-step explanation:-

x=1

y=1÷3

5x-3y=4

Answer 2

Step-by-step explanation:

2/x +3/y = 11 ___(1)

5/x - 4/y = -7 ___(2)

multiplying equation (1) bi fore and equation (2) by 3,

8/x + 12/y = 44 ....(3)

15/x - 12/y = -21 ....(4)

adding equation (3) and (4)

8/x + 12/y = 44

+ 15/x - 12/y = -21

_________________

8/x + 15 /x = 23

8+15

______ = 23

x

23

___ = 23

x

23=23x

23

__ =x.

23

1

_= x

1