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ASHA 777 [7]
3 years ago
12

Simplify the expression 82 + 9 (12: 3 x 2) – 7. Explain each of your steps.

Mathematics
1 answer:
Olin [163]3 years ago
5 0

Answer:

129

Step-by-step explanation:

8^2 + 9 (12/3 x 2) -7  Parentheses first 12 : 3 is the same as 12/3

    8^2 + 9 (4x2)-7 Parentheses:

      8^2 + 9 (8) - 7 Exponent 8 x 8:

        64 + 9(8) - 7     Multiply:

         64 + 72- 7     Add :

             136 - 7    Subtract:

                 129

The answer is 129.

Hope this helps :)

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(9/2+5/2)÷11/2÷1/5 please show work
Llana [10]
9/2 + 5/2
11/2
1/5
Answer: 70/11 (<span>6.363636)</span>
5 0
3 years ago
Need help with finding the missing length
nadya68 [22]
11. Multiply 6 by 2. Answer is 6. Because when you multiply 8 by 2 you get 16.

12. Divide 24 by 4. You get 6. Now divide 42 by 6. The answer is 7.


P.S sorry if I'm wrong but I think I'm correct.
7 0
3 years ago
A room can just store either 10 cases of soya beans drink and 8 cases of fruit juice or 4 cases of soybeans drink and 11 cases o
Vladimir79 [104]

Answer:

2 cases of soya bean milk will have the same volume as 1 case of fruit juice.

Step-by-step explanation:

Let the case of soya beans drink be x and let the case of fruit juice be y

We are told that the room can store either 10 cases of soya beans drink and 8 cases of fruit juice or 4 cases of soybeans drink and 11 cases of fruit juice.

This means that;

10x + 8y = 4x + 11y

Rearranging, we have;

10x - 4x = 11y - 8y

6x = 3y

Thus;

y = 6x/3

y = 2x

This means that 2 cases of soya bean milk will have the same volume as 1 case of fruit juice.

8 0
3 years ago
Please help 10 points asap​
hoa [83]

Answer:

a) 7

b) -8.2

c) 0

d) -7

e) -1 3/4

f) 121

Step-by-step explanation:

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3 0
3 years ago
Since Marnie has bought her car,the value has gone down 15%.If her car is 13000 right now,how much was it worth when she bought
Serggg [28]
Percentage of depreciation of the car that Marie bought = 15%
Present value of the car = 13000
Let us assume that the value of the car at the time of buying = x
So
The percentage valuation of the car now = (100 - 15) percent
                                                                 = 85 percent
Then
(85/100) * x = 13000
85x = 13000 * 100
85x = 1300000
x = 1300000/85
  = 15294.12
So the actual cost of the car is 15294.12. I hope the procedure is clear enough for you to understand.
6 0
3 years ago
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