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8_murik_8 [283]
3 years ago
15

Subtract this pair of fractions 1/3x-5/3x

Mathematics
1 answer:
babunello [35]3 years ago
6 0

Answer:

-7x/6

Step-by-step explanation:

x/2-5x/3

Taking LCM

3x/6-10x/6

(3x-10x)/6

-7x/6

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Write the slope-intercept inequality for the graph below. (0,4) (-3,0)
Sphinxa [80]
(0;\ 4);\ (-3;\ 0)\\\\y= mx+b\\\\0m+b=4\to b=4\\\\-3m+b=0\to-3m+4=0\to-3m=-4\to m=\frac{4}{3}\\\\Answer:y=\frac{4}{3}x+4
7 0
3 years ago
A truck is rented at $40 per day plus a charge per mile of use. The truck traveled 15 miles in one day, and the total charge was
lesantik [10]
15x+40=115
15x+40-40=115-40
15x=75
15/15 x=75/15
x= 5
6 0
3 years ago
Answer this please it’s for algebra 2
Sergeu [11.5K]

Part a)

P(junior) = (number of juniors)/(number total)

P(junior) = 235/705

P(junior) = 1/3 exactly

P(junior) = 0.33333 approximately

======================================

Part b)

P(freshman and LG) = (number of freshman who have LG)/(number total)

P(freshman and LG) = 70/705

P(freshman and LG) = 14/141 exactly

P(freshman and LG) = 0.09929 approximately

======================================

Part c)

n(junior) = number of juniors = 235

n(samsung) = number of people who have samsung = 274

n(junior and samsung) = number of juniors who have samsung = 93

----

n(junior or samsung) = n(junior)+n(samsung)-n(junior and samsung)

n(junior or samsung) = 235+274-93

n(junior or samsung) = 416

----

P(junior or samsung) = n(junior or samsung)/n(total)

P(junior or samsung) = 416/705 exactly

P(junior or samsung) = 0.59007 approximately

======================================

Part d)

n(sophomore and apple) = number of sophomores who have apple

n(sophomore and apple) = 80

n(apple) = number of students who have apple

n(apple) = 261

P(sophomore | apple) = n(sophomore and apple)/n(apple)

P(sophomore | apple) = 80/261 exactly

P(sophomore | apple) = 0.30651 approximately

======================================

Part e)

define the events

A = junior who has apple

B = junior who has samsung

C = person is a junior

n(A or B) = number of juniors who have apple or samsung

n(A or B) = n(A) + n(B) ... A and B assumed mutually exclusive

n(A or B) = 87+93

n(A or B) = 180

n(C) = 235

P( (Apple or Samsung) | Junior ) = n(A or B)/n(C)

P( (Apple or Samsung) | Junior ) = 180/235

P( (Apple or Samsung) | Junior ) = 36/47 exactly

P( (Apple or Samsung) | Junior ) = 0.76596 approximately

4 0
3 years ago
A car travels the 120 miles from A to B at 60 miles per hour, and then returns to A on the same road. If the average rate of the
inessss [21]

Outbound Trip 120 miles 60 mph equals 2 hours

Return Trip 120 miles

Total Trip 240 miles at 45 mph average speed

Total time = distance / rate = 240 / 45 = 5.3333333333 Hours

The return trip of 120 miles takes (5.3333333333 Hours MINUS 2 hours)

Return Trip Speed = 120 / 3.333333333 = 36 miles per hour


5 0
3 years ago
Please help! Will give brainliest!
Zanzabum

Answer:

Step-by-step explanation:

6 0
3 years ago
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