How do you work this out? I know how this works but the table is confusing me
1 answer:
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Answer: Robert has 22 video games.
Step-by-step explanation:
Let be "r" the number of video games that Robert has and "s" the the number of video games that Samuel has.
Set up a system of equations:
You can use the substitution method to solve the system:
- You need to substitute the first equation into the second equation and solve for "s":
- Finally you must substitute the value of "s" into the first equation and evaluate: