Answer:
62
Step-by-step explanation:
(-8)^2-2
64-2 = 62
Answer:
How many siblings does the average 6th-grade student have?
Step-by-step explanation:
In order to know the average, you need to collect all the amounts of siblings 6th grade students have and then you need to add them all together and divide by how much numbers there are and you'll get your average.
Answer:
4. Divide both sides by l.
Step-by-step explanation:
You are trying to find out the answer for "w" so you need to get it alone on one side. Because "l" and "w" are multiplied together, you will have to divide "l" from both sides in order to get "w" by itself.
Step-by-step explanation:
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To solve this problem you must apply the proccedure shown below:
1. You have that:
- He sales 13 gold rings and 18 silver rings in 9405 euros.
<span> - The cost of the silver ring is three times the cost of the gold ring.
2. Keeping the information above on mind, you have the following system of equations:
x: the gold ring.
y: the silver ring.
x+y=</span>9405
<span> x=3y
3. Then, you have:
(3y)+y=9405
y=9405/4
y=2351.23 euros
x=3y
x=3(</span>2351.23)
<span> x=7053.75 euros
The answer is:
- Gold ring=</span>7053.75 euros
- Silver ring=2351.23 euros<span>
</span>
