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lions [1.4K]
3 years ago
5

One half of a number (use x) is equal to 8 less than the same number

Mathematics
1 answer:
Step2247 [10]3 years ago
5 0

Answer:

16

Step-by-step explanation:

(1/2)x= x-8

x= 2x-16

x-2x= -16

x=16

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About how many students do not prefer non- fiction?
slamgirl [31]

Answer:

B. 75%

Step-by-step explanation:

If about a quarter ( 25% ) do like non-fiction, then we know that the rest do not prefer it ( 75% )

75 + 25 = 100

8 0
2 years ago
Solve this quadratic equation by completing the square.
erastova [34]

Answer:

C

Step-by-step explanation:

x² + 6x = 18

To complete the square, take the coefficient of the x term, halve it, square the result, then add to both sides.

(6/2)² = 3² = 9

x² + 6x + 9 = 18 + 9

(x + 3)² = 27

x + 3 = ±√27

x = -3 ± √27

5 0
3 years ago
Write the expression that would represent “seven less than five times a number.”
Misha Larkins [42]

Answer:

7-5x

Step-by-step explanation:

3 0
3 years ago
HELP ASAP!!!! 20PTS
charle [14.2K]

Answer:

m = 36

Step-by-step explanation:

1/3 m+3- 5/6 m=-15

2m+18-5m=-90

-3m+18=-90

-3m=-90-18

-3m=-108

m=36

6 0
3 years ago
Read 2 more answers
Lori buys a $1500 certificate of deposit (CD) that earns 6% interest that compounds monthly. How much will the CD be worth in:
Studentka2010 [4]

Answer:

$1500

6% interest

use the formula...

P(1+(r/100))^n

where P=initial amount

r=interest rate

t=time period elapsed

so ... for 5 years we get

$1500(1+(6/100))^5 = $1500(1.06)^5 = 2007.3383664

for 10 years

1500(1.06)^10 = 2686.271544814228043264

468 months = 39 years

1500(1.06)^39=14555.261231781943250017719606544

3 0
3 years ago
Read 2 more answers
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