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elijahjoyner20
25.04.2020 •
Mathematics
Ms. Golding managed to get discount tickets to a BTS concert. At the concert venue, a hot dog costs $4 each, while bottles of soda costs $3 each. A student spent a total of $33 after buying 3 hot dogs.
part A
Using "x" for number of hot dogs and "y" for number of bottles of soda, write a linear equation in standard form to show the total cost the student spent.
Part B
how many bottles of soda did this student buy? Include units. Show WORK separately algebraically.
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Ответ:
Each hot dog is x, and costs $4. Each soda is y, and costs $3.
A.
4x + 3y = 33
B.
4x + 3y = 33
4 * 3 + 3y = 33
12 + 3y = 33
3y = 21
y = 7
7 bottles of soda.
Ответ:
A=20,000 m2 per year
Step-by-step explanation:
we have that Volume (V) =300,000 m3, so V=A*h, where A=area (m2) and h=15m
V=A*h ⇒ 300,000m3=A*15m ⇒ A=300,000m3/15m ⇒ A=20,000 m2