According to the American Bureau of Labor Statistics, you will devote 37 years to sleeping and watching TV. The number of years
1 answer:
Answer:
Sleeping = 28 hrs
Watching TV = 9 hrs
Step-by-step explanation:
1) You know you will spend 37 years doing both things:
2) You also know that you will spend 19 years more sleeping than watching TV:
3) Substitute your second equation in your first equation:
4) Substitute the result in your second equation:
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Answer:
Amount of flour in the bag when Mary began =
Step-by-step explanation:
Given:
Number of baked loaves of bread made from flour = 4
Number of muffins made from flour = 48
To find: Amount of flour in the bag when Mary began
Solution:
Let x denotes amount of flour used to make one baked loave of bread and y denotes amount of flour used to make one muffin.
So,
Amount of flour used to make 4 baked loaves of bread = 4 x
Amount of flour used to make 48 muffins = 48 y
Amount of flour in the bag when Mary began =