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puteri [66]
2 years ago
7

3k^2+12k-7kn-28n square meters and a length of 3k-7n meters.

Mathematics
1 answer:
melomori [17]2 years ago
4 0

Step-by-step explanation:

here ! I used the formula area = length × width

and just some algrbric expressions solving

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kotegsom [21]

Answer:

B.64 miles

Step-by-step explanation:

Let Oliver's be x

Let Stephanie's be y

x = 2y -  -  - (a) \\ x + y = 96 -  -  - (b)

substitute for x in (b):

2y + y = 96 \\ 3y = 96 \\ y = 32

find x in (a):

x = (2 \times 32) \\ x = 64

5 0
3 years ago
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If the sales tax in your city is 5.6% and an item costs$76 before tax, how much tax would you pay on that item? Round to the nea
bagirrra123 [75]
To find the amount of money you pay for tax, you have to multiply the price of the product by the percentage of the tax, then divide it by 100. in this case, 76x5.6=425.6/100=4.256 which is $4.26 (to the nearest cent)

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4 years ago
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Ms. Brack wants to hang a bulletin board with
Eduardwww [97]

Answer:

He needs 8.75 ft² polka dot paper to cover the board.

Step-by-step explanation:

How much polka dot paper she need to cover the board is the area of the board . The is a rectangle with length 3.5 ft long and width of 2.5 ft wide .

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7 0
4 years ago
J'ai un exercice de maths pour demain merci de commenter au plus vite
kari74 [83]
Oui je peux the aider
8 0
3 years ago
Original price: $95; Markdown: 10%...Show your work
Rasek [7]
$95.00 minus $9.50 equals $85.50
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3 years ago
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