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.
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2 answers:
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.
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 dollars on the comic book.
Liam used the equation 5x=8 to model the problem.
This is wrong. The correct form would have been or where x represents the amount of money he spent.
Hence, Liam spent $3 on the book.
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