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Mariana [72]
1 year ago
7

Find the value of 8(4+3)-21 divided by7

Mathematics
1 answer:
Doss [256]1 year ago
3 0

Answer:

5

Step-by-step explanation:

First, let us simplify the expression on the left

8(4+3) - 21 = 8(7) - 21 = 8(7) - 3(7) = 7(8-3)

Divide this by 7 and you'll get 8-3 = 5

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henry incorrectly said the rate 1/5 pound/ 1/20 quart can be written as the unit rate 1/100 pound per quart. What is the correct
soldi70 [24.7K]

Answer:

4 pounds per quart

Step-by-step explanation:

Henry divided by 20 instead of multiplying by 20.

1/5 pound is the numerator and 1/20 quart is the denominator. To make the denominator equal to 1 quart, you need to multiply by 20.

So 1/5 x 20 = 4 pounds.

4 0
3 years ago
Gary mails 10^3 flyers to clients in one week. How many flyers does Gary mail?
Bogdan [553]
How much flyers does Gary mail in what? a week or a day?

If you are referring to week: Simply simplify 10³.

10³ = 10 × 10 × 10 = 100 × 10 = 1000

Therefore Gary mails 1000 flyers in a week.
3 0
3 years ago
What is the value of x and y?
ladessa [460]

Answer:

x=16 and y=9

Step-by-step explanation:

2y+30=3y+21[Diagonals of parallelogram are equal]

30-21=3y-2y

y=9

3y=2x-5[Diagonals of parallelogram are equal]

3×9=2x-5

27=2x-5

2x=27+5

x=32/2=16

5 0
2 years ago
In ΔDEF, the measure of ∠F=90°, the measure of ∠D=66°, and EF = 32 feet. Find the length of FD to the nearest tenth of a foot.
Butoxors [25]

Answer:

14.2 ft

Step-by-step explanation:

tan 66° = 32/ FD

FD = 32 / tan 66° = 32 / 2.246 = 14.2

7 0
3 years ago
Christian is planning a vacation and finds an airplane ticket that cost 180$. He found a promo code offering 17% off. Write a si
lesya [120]

Answer:

83/100 x 180

Step-by-step explanation:

We have to find the cost of the ticket after the discount.

100% - 17%= 83%

83% of the total percentage of the original price that he needs to pay.

So we do:

83/100 x 180

So, this would be the expression.

Hope this helps!:)

7 0
2 years ago
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