Answer:
y=mx+b
Step-by-step explanation:
B is the y intercept and m is the slope. Use y and x for the two points.
Answer: 15 tests per hour.
Step-by-step explanation: Mrs. Wilbur did 30 tests in 2 hours, so you would divide to find the rate per hour. 15 should be your answer.
Answer:
m = -18
Step-by-step explanation:
<u>Step 1: Combine like terms</u>
-8 = -m + 2m + 10
-8 = m + 10
<u>Step 2: Subtract 10 from both sides</u>
-8 - 10 = m + 10 - 10
-18 = m
Answer: m = -18
9514 1404 393
Answer:
y = 5
Step-by-step explanation:
The given points lie on the horizontal line ...
y = 5
__
You could write this as 0x+1y=5, but the conventions regarding coefficients of 0 and 1 would have this simplified to y=5.
Answer:
mean=sum of data/no of data
=12/3
=4
Step-by-step explanation:
therefore mean=4