A) 130 is divisible by 2, 5, 10
b) 123 is divisible by 3
c) 555 is divisible by 3, 5
d) 5564 is divisible by 2
Answer:

And we can solve for x in order to find the number hours using to decorate the house.
We can subtract in both sides 115 and we got:


And now we can divide both sides by 5 and we got:

So then the number of hours spent to decorate the house are 25
Step-by-step explanation:
Based on the information given we can model this function with this formula:

Where y represent the total cost paid, m the cost per hour representing the slope and x the number of hours worked and finally b the initial cost for the materials. Then our function is given by:

And we can solve for x in order to find the number hours using to decorate the house.
We can subtract in both sides 115 and we got:


And now we can divide both sides by 5 and we got:

So then the number of hours spent to decorate the house are 25
Answer:
the circumference decreases by a factor 1/3.
Step-by-step explanation:
Answer:
That's very simple 2^–1 is equal to 1/2 and 5^0 is equal to 1. Then add this two. 1/2+1 is equal to 1.5.
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