Answer:
A no. ans is 17a/20
B no. ans is 10c-7d/35
C no. ans is +1/−1⋅2/2⋅−1⋅3/2⋅−1⋅4
<h2>I only know this much answer.</h2><h3>Sorry. but hope this is helpfull.</h3>
Answer:
510 skittles left in the machine
Step-by-step explanation:
7 skittles x 20 quaters = 140 skittles taken out
650 - 140 = 510
Answer:
The distance is
or
.
Step-by-step explanation:
Slope of parallel: 2
Slope of perpendicular: -1/2
Pick a point for y =2x + 7. For example (0,7)
Use the perpendicular slope to get to the other line to find the other point of y=2x-3. Look at the screenshot...I got (4,5).
Distance formula 
Insert (0,7) and (4,5)
= 
Answer :
F-1(x)=-x/4-7/4
This is right
Go get help to sum sites!!!!!