Question

find x such that the rational numbers in each of the following pairs become equivalent I) 9/-5,x/10 ,2)8/7,x/35,3)​

Answer 1

Answer:

i) x=-18

ii)x=40

Step-by-step explanation:

i) As both are equal,

9/-5=x/10

cross multiply

9×10=x×(-5)

90=-5x

x=90/-5

x= -18

ii) 8/7=x/35

cross multiply

8×35=x×7

280=7x

x=280/7

x=40

You have not mentioned the 3 rd question dear.

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