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kogti [31]
3 years ago
15

Please I need this now or I fail my test and I have to be held back!!! What is 4/15 divided by -3/5

Mathematics
1 answer:
Marysya12 [62]3 years ago
7 0

Answer:

-4/9

Step-by-step explanation:

flip -3/5

4×5 / 15×-3

20/-45

÷5 ÷5

-4/9

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7a-3b-a+8-9b<br> Pls help!
iVinArrow [24]

Answer:

6a-12b+8

Step-by-step explanation:

Im pretty sure this is the answer but if it's not im so sorry

7 0
2 years ago
Read 2 more answers
Luis wants to buy a skateboard that usually sells for $79.99. All merchandise is discounted by 12%. What is the total cost of th
DIA [1.3K]

Answer:  $75.14

Step-by-step explanation:

to find out how much luis is saving with the discount you do

79.99 * 0.12

and get around 9 ish dollars

after that you do sales tax and get $75.14 dollars hope this helped <3

3 0
3 years ago
While at the music store Drew bought five CDs all at the same price. The tax on his purchase was six dollars and the total was $
Natalka [10]

Answer:

11

Step-by-step explanation:

61- 6= 55 55÷5= 11 dollara for each cd

8 0
3 years ago
A plane at an altitude of 7000 feet is flying in the direction of an island. If the angle of elevation is 21 degrees from the pl
sleet_krkn [62]

Answer:

6,535.06 feet

Step-by-step explanation:

The set up is right angles

hypotenuse = 7000feet

angle of elevation = 21 degrees

Required

horizontal distance (adjacent)

Using SOH, CAH TOA trig identity

cos theta = adj/hyp

cos 21 =  adj/7000

adj = 7000 cos 21

adj = 7000(0.9336)

adj =  6,535.06

Hence the HORIZONTAL distance until the plane flies over the island is 6,535.06 feet

5 0
3 years ago
PLEASEEEEEEEEEEEEEEEEEEEEE answer this today thank u
Lostsunrise [7]

Answer:

see explanation

Step-by-step explanation:

f(x) × g(x)

= 11(123x - 40) ← distribute

= 1353x - 440

Substitute x = - 4 into the product

= (1353 × - 4) - 440

= - 5412 - 440

= - 5852

7 0
3 years ago
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