Answer:
D: 109 cm
Step-by-step explanation:
The formula of circumference is

Diameter =

Hence, circumference =

rounded of to 109.
Answer:
x-36=7
Step-by-step explanation:
x-36=7
x=36+7
x=43
Answer:
Man has 9 Nickels and 7 dimes.
Step-by-step explanation:
Let Number of dimes be x
and Number of Nickels be y
As Per given data he has two more nickels than dimes.

As we know that
1
= 100 cent
1 nickel is worth = 5 cents =
= 0.05
1 dime is worth = 10 cents =
0 .1
According to given data he has
total nickel and dimes
So the equation becomes,

but 

Substituting value of x in equation
we get

Man has 9 Nickels and 7 dimes.
It is a negative 2 so the answer is (7,-2)
Answer:
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