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tatyana61 [14]
3 years ago
9

Solve 6-x=4(5+x)-4 what would the answer be

Mathematics
1 answer:
masya89 [10]3 years ago
6 0

Answer:

x = -2

Step-by-step explanation:

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A retailer planned to buy some computers from a total of sh 1800000. Before the retailer could buy the computers the price per u
Alex Ar [27]

Answer:

50 computers

Step-by-step explanation:

After reduction, he bought x computers hence price per unit was 1800000/x

Before reduction, price per unit was 1800000/(x-5)

The difference in the price is 4000 hence

\frac {1800000}{x}-\frac {1800000}{x-5}=4000\\4x^{2}-20x+9000=0\\x^{2}-5x+2250=0\\(x+45)(x-50)=0\\x=50 or -45

Therefore, x=50

3 0
2 years ago
The average cost of 3 books 3:2:5 is $50. How much does each book cost?
Nina [5.8K]

Step-by-step explanation:

We have to find what one share is

we have 3 shares + 2 shares + 5 shares

so he have a total of 10 shares

next, we divide 50 by total shares to get what one share is

50 ÷ 10 = 5

5 is one share

fins what each is

for 3

3 shares so 3 fives

3 × 5 = 15

for 2

2 shares so 2 fives

2 × 5 = 10

and for 5

can you work it out and leave in the comments i will say if it is correct

3 0
2 years ago
Ray and Kelsey are working to graph a third-degree polynomial function that represents the first pattern in the coaster plan. Ra
DENIUS [597]
Hints:
Intercepts could mean either x-intercept or y-intercept.
3 zeroes means three x-intercepts.

5 0
3 years ago
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I'm trying to figure this problem out
LenKa [72]
If it the one that says which double fact should you use for
6+5

it would be 5+5
 which is 10 and then you could add the 1 
5 0
2 years ago
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Which expression is equal to 16.25 ÷ 2.5?
kirza4 [7]
6.5 is the answer to your question
6 0
3 years ago
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