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lesya692 [45]
3 years ago
8

a bookkeeper needs to post the cost of a desk and chair into his records. the cost of the desk was 5 times more than the chair.

the total cost for both is 720, what was the cost of the chair?
Mathematics
1 answer:
Tju [1.3M]3 years ago
8 0

Let's say d is the cost of the desk and c is the cost of the chair. We know that:

c + d = 720

and

d = 5 * c

We can substitute d in the first equation with 5 * c to solve for c. c = $120.

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Algebra 1 Honors
Paul [167]

Answer:

19200

brainliest if correct

Explanation

12% of 120,000 = 14400

14400x7 = 100800

120,000 - 100800 = 19200

8 0
3 years ago
If someone could help me I would really appreciate it!<br><br> Factor by slide and divide!
OleMash [197]

Answer:

(3x-4)(2x+5)

Step-by-step explanation:

6x^2 + 7x + 24

= 6x^2 + (15-8)x + 24

= 6x^2 + 15x - 8x + 24

= 3x( 2x+5 ) - 4( 2x+5 )

= (3x-4)(2x+5)

5 0
3 years ago
If y(x) = 4x, what is x when y(x) = 4<br><br> A. 1<br><br> B. 4<br><br> C. 2<br><br> D. 0
Eva8 [605]

Answer:

1

Step-by-step explanation:

cause if :

y=4

4(x)=4

4(1)=4

4=4

hope this helps

4 0
3 years ago
Please tell me if this is right or wrong I really need to know.
katrin2010 [14]

Answer:

8 ft

Step-by-step explanation:

8 0
3 years ago
PLEASE HELP ASAP!!! I NEED CORRECT ANSWERS ONLY PLEASE!!! I NEED TO FINISH THESE QUESTIONS BEFORE MIDNIGHT TONIGHT.
seropon [69]

Yo sup??

we can solve this question by applying trigonometric ratios

sin31=TU/TV

TV=TU/sin31

TV=7.76

=7.8

Hope this helps.

7 0
4 years ago
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