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Respuesta :

Answer:

9

Step-by-step explanation:

See the attachment.

Convert all terms into fractions having common denominators.

Then invert the denominator and multiply.  Cancel terms where possible.

(99/9)/(11/9)

(99/9)*(9/11) = 9

(63/3)/(7/3)

(63/3)*(3/7) = 9

(45/5) = 9

Constant of proportionality is 9 in all cases.

Ver imagen rspill6

Answer is : 8 i think

Step-by-step explanation:

hope it is right

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