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Law Incorporation [45]
2 years ago
15

Four less than the product of a number and 7 is eight more than that number

Mathematics
1 answer:
lutik1710 [3]2 years ago
3 0

Answer:

Step-by-step explanation:

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The equation that models this trip is T= 36x + 60 where T represents the total cost for the group to take the trip and X equals
Archy [21]

We are given

The equation that models this trip is T= 36x + 60

T represents the total cost for the group to take the trip and

X equals the number of people going

we know that

Domain is all possible values of x for which any function is defined

Since, number of people can neither be negative nor in decimals

so, x can not be negative or in decimals

now, we will check each options

option-A:

x=40

This is positive and whole number

so, this can be domain

so, this is TRUE

option-B:

x=60

This is positive and whole number

so, this can be domain

so, this is TRUE

option-C:

0< x< 40

It also includes decimals numbers

and we know that

x can not be in  decimals

so, this is FALSE

option-D:

0< x< 39

It also includes decimals numbers

and we know that

x can not be in  decimals

so, this is FALSE

4 0
3 years ago
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PLZ HELP 20 POINTS!<br><br> What is7√2 in simplest radical form?
shutvik [7]
9.8 I think... I hope this helps in any way
4 0
3 years ago
What is the least number n with the property that, in every group of n people, there are at least three people who are all frien
8_murik_8 [283]

Answer:

hello your question is incomplete attached below is a the complete question

answer : n = 5

Step-by-step explanation:

lets consider N to be 5

To prove that the least number 'n' = 5

we will represent this information in a graph as vertex

Black edge = Friends

Blue edge = not Friends

From the attached diagram any  vertex contains 0,1,2,3,4 black lines and 4,3,2,1,0 blue lines

attached below is an explanation related to the choice of n = 5

considering n = 5 is satisfied by the explanation given

8 0
3 years ago
Use the expression below to write an equivalent expression in standard form, and collect like terms.
Brums [2.3K]

Answer:

5x+5,3x-6y

Step-by-step explanation:

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3 years ago
Lisa spends $8.65 each week on school lunches. How much money does Lisa spend on school lunches in 16 weeks? *
FrozenT [24]

Answer:

Lisa spends $138.40 on school lunches in 16 weeks.

Step-by-step explanation:

You have to multiply 8.65 by 16, since 8.65 is how much money Lisa spends each week for lunch, then you multiply by 16 since the problem calls for 16 weeks, then you get your final answer of $138.40.

3 0
3 years ago
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