Question

Solve using cross multiplication 2y-x=1, 5x9y+3=0

Answer 1

Answer:

x=-54/49,y=-3/49

Step-by-step explanation:

from 5×9y+3=0 find value of y.

so,49y+3=0

49y=-3

y=-3/49

now put the value of y in 2y-x=1

so, 2×(-3/49)-x=1

-6/49-x=1

x=-5/49-1

x=-54/49