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Sergeeva-Olga [200]
3 years ago
10

What is the answers to 8x-2-5x+7= ​

Mathematics
1 answer:
Ludmilka [50]3 years ago
3 0

Answer: 3x +5

Step-by-step explanation:

Group the variables first 8x-5x is 3x. Then look at the numbers -2+7 is 5.

You can't combine letters and numbers so it's as far as you can go.

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What does x equal ???​
Rina8888 [55]
88 degrees is the correct answer
7 0
3 years ago
Read 2 more answers
4^3sqrt(3x-3)^2+2=38
vlada-n [284]
Here, 4³√(3x-3)² + 2 = 38

= 4³ (3x - 3) = 38 - 2

= 192x - 192 = 36

= 192x = 192 + 36

= x = 228/192

= x = 1.1875  [ Final Answer ]

Hope this helps!
4 0
3 years ago
Mr. Duval paid $2,730 to rent a home for 6 months. Ms. Phee paid $5,496 to rent a home for 1 year. Which of the following is tru
GalinKa [24]

Answer:

B

$2.730 divided by 6 equals 455

$5,496 divided by 12 equals 458

458-455=3 so the answer is B

4 0
2 years ago
A physician orders penicillin 525,000 units q4h for a child who weighs 55 lbs. The recommended dosage is 100,000 250,000 units/k
Nitella [24]

Answer:

a. 24.9476 Kg.

b. The safe daily dosage range is between 2494760 units /day and 6236900 units/day

c. Yes

Step-by-step explanation:

a. Lets see the convertion from lb to Kg:

  • 1 Lb= 0.453592
  • 55 lb = 0.453592*55= 24.9476 kg

b. Minimum daily dosage is 100,000 units /kg

  • For this kid: 100,000 * 24.9476= 2,494,760 units/ day
  • in 6 dosis; 2494760/6= 415,793.33 units every 4 hours

Maximun daily dosage is 250,000 units /kg

  • For this kid: 250,000 * 24.9476= 6,236,900 units/ day
  • in 6 dosis; 6,236,900/6= 1,039,483.33 units every 4 hours

c: Yes, because 525.000 units every 4 hours is between the minimun and maximun dosaje for this kid

4 0
3 years ago
Five less than six times a number is less than or equal to twenty-five
pashok25 [27]

Answer:

6X - 5 <= 25

Step-by-step explanation:

6X <= 30  <--- adds 5 to both sides

X <= 30/6 = 5  <--- divides both sides by 6

closed circle at 5.

Shade to the lef

5 0
2 years ago
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