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pishuonlain [190]
3 years ago
12

Write to show how you make a ten. Then add. What is 7+8?

Mathematics
2 answers:
adelina 88 [10]3 years ago
5 0

Answer:14

Step-by-step explanation:

liberstina [14]3 years ago
4 0

Answer:

it's 15

Step-by-step explanation:

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Determine the value of the expression given below.​​​ 121 / 2÷(−1 3/8)
Blababa [14]

Answer:

-44

Step-by-step explanation:

8 0
3 years ago
the cost of a candle varies directly with the volume of the candle. If a candle with a volume of 80cm^3 costs $12, what would be
ivanzaharov [21]
<span>First, you need to find out how much will the candle cost per volume. If a candle with a volume of 80cm^3 costs $12, the price of the candle per cm^3 would be: $12/80cm^3= $0.15/cm^3

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4 0
3 years ago
Which of the following shows that polynomials are closed under subtraction when polynomial x + 5 is subtracted from 3x2 + 2x − 6
Art [367]
For this case we have the following polynomials:
 P = 3x ^ 2 + 2x - 6&#10;&#10;Q = x + 5
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 P - Q = (3x ^ 2 + 2x - 6) - (x + 5)&#10;
 What we must do is subtract terms of the same degree.
 We have then:
 P - Q = 3x ^ 2 + (2x - x) + (-6 - 5)&#10;&#10;P - Q = 3x ^ 2 + x - 11
 Answer:
 
3x ^ 2 + x - 11 will be a polynomial
3 0
3 years ago
For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of 28 N acts on
SVEN [57.7K]

Answer:

Step-by-step explanation:

F=ma

28=7m

m=28/7=4

F=4a

when a=3 m/s²

F=4×3=12 N

8 0
2 years ago
Maria and Franco are mixing sports drinks for a track meet. Maria uses 23 cup of powdered mix for every 2 gallons of water. Fran
Anastaziya [24]

Answer:

Maria

Step-by-step explanation:

Find the ratio of powdered mix to water for each drink.

For Maria:

(2/3 cup) / (2 gallon)

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For Franco:

(1 1/4 cup) / (5 gallon)

= (5/4 cup) / (5 gallon)

= 1/4 cup per gallon

Since 1/3 is bigger than 1/4, Maria's sports drink is stronger.

4 0
2 years ago
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