33+9=42. 42-40=2. These simple calculations show that two people must have raised there hands for both because the sum of the two groups who raised hands is two more than the amount of people in the actual class
Answer:
the slope is 1/2
Step-by-step explanation:
Answer:
$519.68
Step-by-step explanation:
(512$ × 1.5)/100
=$7.8
512$+ $7.8
= $519.68
2/3 is the slope and 2 is the y intercept