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Stella [2.4K]
3 years ago
8

Liam bought a comic book and had $5 left. If he had a total of $8 walking into the store, how much did he spend on the comic boo

k?
Liam used the equation 5x=8 to model the problem. He said that x represents the amount of money he spent. Liam said that the solution, x=1.6, means that he spent $1.60. Is he correct? Why or why not? If he is incorrect find the correct answer showing your work.

Pls Help Me
Mathematics
2 answers:
laiz [17]3 years ago
7 0

Answer: The comic book was $3.

Step-by-step explanation:

Instead of 5x=8, it should have been 5+x=8 because he only purchased a single comic book. Subtract 5 from 8 and your X value is 3.

8090 [49]3 years ago
3 0

Answer:

Liam spent $3 on the book.

Step-by-step explanation:

Liam bought a comic book and had $5 left.

He had a total of $8 walking into the store, so he spent 8-5=3 dollars on the comic book.

Liam used the equation 5x=8 to model the problem.

This is wrong. The correct form would have been 8-x=5 or 5+x=8 where x represents the amount of money he spent.

Hence, Liam spent $3 on the book.

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im offering 100 points for this. Using the GCF you found in Part B, rewrite 56 + 96 as two factors. One factor is the GCF and th
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netineya [11]

Answer:

Isolate the variable by dividing each side by factors that don't contain the variable.

M = 0.65146579

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7 0
3 years ago
A boat is 400 feet away from one dock and 500 feet away from the another dock. the angle between the paths is 45°. what is the a
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Answer:

  • The approximate distance between the docks is 357 feet

Step-by-step explanation:

Let the distance between docks be d.

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8 0
2 years ago
PLEASE HELP, I REALLY NEED IT!!!
inessss [21]

Let's break this down into what each piece is.

One flat= one whole= 1

One rod= one tenth= 0.1

One unit= one hundredth= 0.01

a) We have 1 flat, 3 rods, and 7 units. Using what we know, we have 1 whole, 3 tenths, and 7 hundredths. So, this is 1 + 0.3+ 0.07. This equals 1.37.

b) 1 flat, 37 units. This is 1 whole, and 37 hundredths. When there are two digits that you want to put in the hundredths place, put the digit furthest to the right in the hundredths place (excluding decimals) and place the rest of the number to the left accordingly. So for us, 37 hundredths would be .37, not .037. Add up 1 and .37, and we have 1.37.

c) 13 rods, 7 units. This is like the last problem. We have two digits wanted to go in the tenths place, but that isn't possible. So, we take the digit all the way to the right and put it in the tenths place (3). Now, we take out remaining digits (1), and put it in the next space to the left. Our rods= 1.3. Now for our units. We have 7, so that equals 0.07. Add it together, and now we have 1.37.

All of the problems equal 1.37. This shows how many ways a number can be represented.

Hope this helped! If it's still confusing, feel free to comment. have a nice day!

4 0
2 years ago
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