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VikaD [51]
3 years ago
13

Lena buys 12 cans of soft drinks and 11 sandwiches for a picnic. Patrick buys 10 cans of soft drinks and 7 sandwiches for the sa

me picnic. Let c be the cost of a soft drink. Let s be the cost of a sandwich. Write an expression that represents the total cost.
Mathematics
2 answers:
Rudiy273 years ago
7 0
The answer would be 22c + 18s
IRISSAK [1]3 years ago
6 0

Answer:

22c + 18s

Step-by-step explanation:

Lena buys:

12c + 11s

Patrick buys;

10c + 7s

Total cost is the sum of the both Lena and Patrick's purchase

12c + 11s + 10c + 7s

collect like terms

12c +10c + 11s + 7s

22c + 18s

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(3n4 + 6n + 6n)– (n+4n4 + 7n)
Oksi-84 [34.3K]

Answer:

-n⁴ + 4n

Step-by-step explanation:

Step 1: Write expression

(3n⁴ + 6n + 6n) - (n + 4n⁴ + 7n)

Step 2: Combine like terms

3n⁴ + 12n - (4n⁴ + 8n)

Step 3: Distribute -1

3n⁴ + 12n - 4n⁴ - 8n

Step 4: Combine like terms

-n⁴ + 4n

7 0
3 years ago
Read 2 more answers
An architect is constructing a model building by using a ratio os 1:300. If the height of the scale model is 3 1/2 inches what i
atroni [7]
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\\\\\\
\cfrac{\quad \frac{7}{2}\quad }{a}=\cfrac{1}{300}\implies \cfrac{\quad \frac{7}{2}\cdot 300\quad }{1}=a\implies 1050=a
7 0
3 years ago
The question is in the picture. (Alegbra 1)
morpeh [17]

Answer:

Step-by-step explanation:

4/5a*3/2a^2

4*3/5a*2a^2

12/10a^3

6/5a^3

therefore ur answer is 6/5a^3

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ArbitrLikvidat [17]

Answer:

14?

Step-by-step explanation:

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4 years ago
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