Answer:
2. square root 4841 and the answer is 69.5
3. 13.3km
4. 63.6
5. 470000
Step-by-step explanation:
My sister just did the test
Answer:
n = 20d
Step-by-step explanation:
To write an equation, define variables. n will be the number of nickels. d will be the number of dollars. We want to know the number of nickels so the equation will be equal to n. Since there are 20 nickels in each dollar, 1 dollar will have 20 nickels. 2 dollars will have 40 nickels or 2*20. For d dollars, it will be 20d.
n = 20d
Answer: y=38
x=38
z=109
Step-by-step explanation:
because
Answer:
Which of the questions Sir
Answer:
B - it decreases
Step-by-step explanation:
Suppose m is 20
20 - 10 = 10
19 - 10 = 9
18 - 10 = 8
As m decreases, the expression decreases.