Please answer the question, I think I have the answer but I'm not sure.
1 answer:
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Answer:
52
Step-by-step explanation:
We can write this out as an equation. Let's say that the teacher's age is x. Triple the teachers age plus the students age is 163, which can be written out as:
We want to isolate the variable, so subtract 7 from both sides. This gives us:
Finally, we divide both sides by 3, giving:
So the teacher is 52 years old.
Hope this helps!
Answer:
Martha earns $65.6 over the weekend.
Step-by-step explanation:
Brownies sold by Martha on Saturday = 60
Cookies sold by Martha on Saturday = 42
Brownies sold by Martha on Sunday = 28
Cookies sold by Martha on Sunday = 54
Total brownies sold by Martha over the weekend =
Total cookies sold by Martha over the weekend =
Cost of a brownie = $0.20
Cost of a cookie = $0.50
Total cost of brownies sold over the weekend =
Total cost of cookies sold over the weekend =
∴ Total money Martha earned over the weekend = (Answer)