80.75 / 8.50 = 9.5
Sean worked 9 and a half hours.

Negative multiply negative = Positive
Negative multiply positive = negative

Thus the answer is -4a + 16b - 12c - 12d.
Answer:
good for u
Step-by-step explanation:
An example would be using points
(0,0)(1,2)(7,14)(10,20)
it is a function because each input has only one input.
or
using the vertical line test none of the points are on the same line
Answer:
addition
Step-by-step explanation:
idkthis sounds dumb