Answer:
c. step three
Step-by-step explanation:
CORRECT WAY
step one: -7/ -2 / 4/9 (flip 4/9)
step two: -7/-2 * 9/4 (simplify)
step three: = 63/8
Step three is incorrect because it's not - it's positive.
She forgot that a negative divided by a negative is a positive.
So -7/-2 is the same as 7/2
Hope this helps ya!!!
Answer:
(a) 88 km per hr (b) 16 dollars per hr (c) 20 hrs per job (d) $0.83 per bagel
Step-by-step explanation:
Volume of cylinder = πr²h
Volume = 3.14 x 4² x 20
Volume = 1,004.8 m³
When the tank is 60% full, the volume is:
0.6 x 1004.8
= 602.88 m³ of water
You could buy 135 MP3 songs.
($304.25 - $149 = $155.25 | $155.25 / 1.15 = 135)
Answer:
(-2,4)
Step-by-step explanation:
The solution to the system is where the two lines intersect
The lines intersect at x = -2 and y = 4
(-2,4)