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Novosadov [1.4K]
3 years ago
13

yesterday the temperature was 7 degrees fahrenheit . Today the temperature is 0 degrees fahrenheit . What was the change in the

temperature from yesterday to today?
Mathematics
1 answer:
lawyer [7]3 years ago
7 0

Answer:

-7

Step-by-step explanation:

HOPE THIS HELPS

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Josh is trying to factor the expression
mrs_skeptik [129]

Answer:

a) Josh likely made the negative and positive multiplication error.

b) -20a-8+12b

= -4(5a+2-3b)

Step-by-step explanation:

To check if you are correct, you can always simplify it again:

-4(5a+2-3b)

=-20a-8+12b

Remember:

Negative times negative equals to positive, negative times positive equals to negative!

I hope this is helpful! :)

4 0
2 years ago
A city skyscraper is 1,450 feet tall. A scale model is made that is 1:290 of its size. How tall is the model?
icang [17]

Answer:

Height of skyscraper's model = 5 feet

Step-by-step explanation:

Given:

Height of skyscraper = 1,450 feet

Scale model ratio = 1:290

Find:

Height of skyscraper's model.

Computation:

Height of skyscraper's model = Height of skyscraper × Scale model ratio

Height of skyscraper's model = 1,450 × (1/290)

Height of skyscraper's model = 5 feet

7 0
3 years ago
A triangle has side lengths of 20 cm, 99 cm, and 108 cm. Classify it as acute, obtuse, or right.
vagabundo [1.1K]
Okay lets go down the list. It's not right since 20²+99²=10201 √10201=101 and you said a is wrong it's have to be B. obtuse
8 0
3 years ago
Which of the pairs of angles are complementary?
kolezko [41]

Complementary pairs =  APW and ZPW

8 0
3 years ago
Read 2 more answers
How do u know when u have to multiply or divide to get an equivalent fraction
kupik [55]
Example: we multiply or divide both the top and the bottom of a fraction by the same number, it's just the same as multiplying or dividing by 1

Hope this  helps! :)
~Asuka
7 0
3 years ago
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