Answer:
a ( copper and nickel
b ( 1034.9
Step-by-step explanation:
Add all the values of melting points
2,651 + -37.89 = 2613.11
2613 + -458 = 2155.11
2155.11 + 1984.32 = 4139.43
Divide the number by the number of numbers: 4139.43/4 = 1034.8575
1034.8575 rounded to the nearest tenth is 1034.9, thats how you find the mean, or the average.
Answer:
undefined
Step-by-step explanation:
We can use the slope formula
m = ( y2-y1)/(x2-x1)
= ( 9-5)/(3-3)
= 4/0
When we divide by zero, the slope is undefined
Answer:
−
3
x
^2
−
5
x
−
15
I tried my best hope this helps it is the third one down from the top not the answer you put.
Answer:
202.5 miles
Step-by-step explanation:
We find the unit rate of the mile per gallon
135/6
= 22.5
We multiply 22.5 by 9 to get the miles they can drive on 9 gallons
22.5 * 9
= 202.5
The change was from 60 sq. feet to 90 sq. feet so the change was 30?
