Question

यदि x :y= 6 : 3, तो (5x+3y) : (5x-3y) बराबर है:
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Answer 1

Step-by-step explanation:

x:y = 6:3

so, x/y = 6/3 = 2

so,x = 2y

now, putting the value of x in question,

(5x +3y)/(5x-3y) =( 5×2y +3y)/(5×2y -3y)

= (10y+3y)/(10y-3y)

= 13y / 7y = 13/7 = 13:7