Answer:

Step-by-step explanation:
z=5x-11y
+11y on both sides
z+11y=x
divide by 5 on both sides
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1/3 * 7/9 kg = (1 * 7)/(3 * 9) kg = 7/27 kg
He used 7/27 kg of sugar.
Just add the numerators and the answer becomes (4/x–4)
Answer:
$12
Step-by-step explanation:
12 because first you need to divided 45 by 5 to get 9 which is the cost of each ticket with the price off of each next you need to add 3 to nine because each ticket was 3 dollar off so the answer would be 12
I think it would maybe be 35 or 45.