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Bond [772]
3 years ago
5

-4x –12 = 48 a.x = 9 b.x = -9 c.x = 15 d.x = -15

Mathematics
1 answer:
Mumz [18]3 years ago
3 0

Answer:

d) x= -15

Step-by-step explanation:

-4x-12=48

1. Add 12 to both sides

-4x-12+12=48+12

2. -4x=60

3. Divide -4 from both sides

Final Answer: x= -15

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Answer:

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3x0+2x0-4x0+5x0

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Sakura speaks 150150150 words per minute on average in Hungarian, and 190190190 words per minute on average in Polish. She once
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Answer:

300 words in Hungarian and 570 in Polish.

Step-by-step explanation:

I guess you need to know the number of words in Hungarian and in Polish.

Let H be the words he said in Hungarian, and P the words he said in Polish.

We are told that Sakura uttered a total of 270 more words in Polish than in Hungarian, therefore:

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And that I speak for 5 minutes, we know that the speed of words in Hungarian is 150 and in Polish it is 190, therefore:

5 = H / 150 + P / 190

Thus we have two equations and two unknowns, that is, it has a solution, replacing P:

5 = H / 150 + (H +270) / 190

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H = 300

Therefore he said 300 words in Hungarian.

In Polish it would be:

P = 300 + 270 = 570

To check we have to:

300/150 + 570/190 = 5

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3 years ago
Miriam wants to buy a house for $255,000 by taking out a 30-year fixed-rate mortgage with an interest rate of 6%. She plans on m
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It takes 15 seconds for danial to play a card game. if the probability of winning the game is 0.1 and he has two minutes before
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