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saul85 [17]
2 years ago
8

(7-b)+(3b+2) find the sum

Mathematics
1 answer:
Mademuasel [1]2 years ago
5 0

Answer:

9+2b

Step-by-step explanation:

add like terms

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One mile is equal to 5,280 feet. What is the sum of the lengths of all 18 holes on the golf course in miles?
soldi70 [24.7K]

Answer:

the answer would be 4 Miles.

explanation:

We already know that 5,280 feet equals 1 Mile, and so we divide-

21,120 divided by 5,280, and that equals 4.

hope that made sense! I’m not very good with wording things! :)

8 0
3 years ago
Help plzzzz I need help ASAP thank you
pentagon [3]

Answer:

D

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Brand X sells 21 oz. Bags of mixed nuts that contain 29% peanuts. To make their product they combine brand A mixed nuts which co
masha68 [24]

Answer:

Brand X has to mix 8.4 oz of brand A mixed nuts which contain 35% peanuts and 12.6 oz of brand B mixed nuts which contain 25%, to obtain 21 oz. Bags of mixed nuts that contain 29% peanuts.

Step-by-step explanation:

Hi

We define

B_{A}=1oz @ 35\%, wich means Brand A has 1 oz containing 35% peanuts.

B_{B}=1oz @ 25\%, wich means Brand b has 1 oz containing 25% peanuts.

So we can build an equiation system

(1) B_{a}+B_{b}=21

(2)0.35 \times B_{a}+0.25 \times B_{b}=0.29 \times 21, after fixing it a little

(2)0.35B_{a}+0.25B_{b}=6.09

As we can use any method to solve the system, I used a calculator wich thrown the following results B_{a}=8.4 \ oz and B_{b}=12.6 \ oz.

4 0
3 years ago
Does anyone know this ?
MariettaO [177]
180 - 64 = 116
116 / 2 = 58 :)

Check: 58 + 58 + 64 = 180
4 0
3 years ago
Find the value of L. Perimeter = 22. Width is 3. So what is L? On a rectangular
yanalaym [24]
Perimeter of rectangle =2 X( L + w)
width=3
perimeter=22
length =?

2(L+3) =22
=>2L+6 =22
=>2L = 22-6
=>2L =16
=>L = 16/2
=>L=8 ..

Hope it helps !!!
8 0
3 years ago
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