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Bess [88]
3 years ago
11

Trey has a bookcase with 8 shelves. Each shelf has 40 books. How many books are in the bookcase

Mathematics
1 answer:
Dmitry_Shevchenko [17]3 years ago
6 0

Answer:

8x40=320

Step-by-step explanation:

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Semenov [28]
−42x+ 18.16

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6 0
2 years ago
Can someone help me with this please,thanks also giving brainlest.
Shalnov [3]
You would multiply 100 by 6 to get the 6 away from m. this leaves m on one side of the equal sign and 6•100 on the other. multiply that out, which is 600. so m=600.
7 0
3 years ago
( 2 , -2 ) and x - y = 12
Nataly_w [17]

Answer:4=12

Step-by-step explanation:

7 0
3 years ago
A 25,000-gallon swimming pool needs to be completely drained for maintenance purposes.
egoroff_w [7]

Answer:

A: 1800h-25,000

B: Yes, he would have time.

Step-by-step explanation:

A:

Lets turn 30 gallons/minute into hours so we can make it easier.

18000h-25000

Then plug in h which is hours. To get your answer

B:

From May 7 at 8:00 a.m. to May 8 at 12 p.m. would be 28 hours.

So we plug in 28 for h and get our answer of 25400 gallons/hour

8 0
3 years ago
Can someone help please<br> ;((
Luba_88 [7]

Answer:

see explanation

Step-by-step explanation:

A

note from the table that the cost increases by $15 for each package, then this is the multiplier for the cost.

let n be the number of packages , then

cost = 15n

B

to find the cost of 7 packages , substitute n = 7 into the rule

cost = 15 × 7 = $105

3 0
2 years ago
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