3 years ago

40 points!!! Please help will brain list too.

Mathematics

1 answer:

g100num [7]3 years ago

7 0

Answer:

I think it´s set 3.

Step-by-step explanation:

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Joe spends S3 per square foot on carpet for a square room. If he spends

Serjik [45]

Answer:

12 square feet

Step-by-step explanation:

You can find out how many square feet he bought by dividing 432 by 3.

432/3=144

Now, you need to find the square root of that to find the length of just one side of the room.

$\sqrt{144}=12$

4 0

3 years ago

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What is 300% of 90? Show your work

BARSIC [14]

Answer:

270

Step-by-step explanation:

becasue 100 percent of 90 would be 90

$100*3=300$

so multiply

$90*3=270$

5 0

3 years ago

Which algebraic expression is equivalent to the expression below? 4(5 + 8r) + 19

mr_godi [17]

Answer:

32r + 39

Step-by-step explanation:

Step 1: Distribute

4(5 + 8r) + 19

20 + 32r + 19

Step 2: Combine like terms

32r + 39

Answer: 32r + 39

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3 years ago

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8 with a exponent of 2 +7

Lyrx [107]

Answer:

Step-by-step explanation:

8²=64

64+7=71

I hope this helps!

8 0

3 years ago

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15 feet of edging costs $24.98. How much will 28 yards cost?

GuDViN [60]

Answer:

139.888 $

Step-by-step explanation:

Data :

15 ft = 24.98$

1 yard = 3 ft

15ft / 3 ft = 5 yard

5 yard = 24.98$

28 yd / 5yd = 5.6

5.6 × 24.98 = 139.888

6 0

2 years ago