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anyanavicka [17]
2 years ago
10

12• (-9) pls help and explain to mr

Mathematics
1 answer:
Paha777 [63]2 years ago
3 0
12*-9 is simply 12 * 9 with a negative at the end. I use a strategy as I'm in 8th grade that I learned in 5th this should help. If you love to hat that is bad. this is for division and multiplication this is stating that if a positive( love ) number times or divided by a negative( hate ) number it is negative( bad ). so 12*9=108 and add the negative and your answer is -108
Hope this helps:) good luck!
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2 years ago
Me dicen la sifra 5p-14=8p+19
Alex
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3 years ago
Five added to 6 times a number is equal to 2 less than 8 times the number. What is the number?
Morgarella [4.7K]
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8 0
3 years ago
What is the greatest common factor of 24 and 84? A. 6 B. 12 C. 20 D. 24
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8 0
3 years ago
Read 2 more answers
please hurry!! i have a D in math
3241004551 [841]

Answer:

60, and m = 30, and 1 min 20.

Step-by-step explanation:

For A, the 60 is the starting point meaning that the temperature was intitally 60 degrees

For B, if we divided both sides by 2 we get the answer m = 30, meaning every minute, it was up 30 degrees.

For C, we know that in one minute it will be 90 degrees, so 60 seconds = 30 degrees. So lets divided both sides by 3 to get 10 degrees. We get 20 seconds. It will take 1 min and 20 for it to be 100 degrees.

Hopefully thats right.

4 0
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