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Drupady [299]
3 years ago
8

2.6 - c/0.2 = -15.9 find what c is

Mathematics
1 answer:
nataly862011 [7]3 years ago
6 0

Answer:

x = 2 and y =

Step-by-step explanation:

Given :0.2x+0.3y=1.30.2x+0.3y=1.3

0.4x+ 0.5y=2.30.4x+0.5y=2.3

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At a community barbecue, Mrs. Walton and Mr. Buckley are buying dinner for their families.
Charra [1.4K]

Answer:

Step-by-step explanation:

5ht dogs=1.50 each

2hamburger=4.00 each

equals15.50

1 ht dog=1.50

4hamburger=16.00

total equals 17.50

hot dog dinner =1.50

8 0
3 years ago
The manager of the video department at a department store plans to purchase a large number of DVDs of a recent movie. One suppli
Vera_Pavlovna [14]

Answer:

1 box of 20 and 1 box of 14

They will cost $410

Step-by-step explanation:

1. Find how many boxes of 20 DVD movies can be bought

415 - 240 = 175

1 box of 20 DVD movies can be sold

2. Find how many boxes of 14 DVD movies can be bought from $175

175 - 170 = 5

1 box of 14 DVD movies can be bought

3. Find the cost

240 + 170 = 410

8 0
3 years ago
Ryan is a wrestler trying to make weight. He currently weighs 200 lbs. If he cuts 2 lbs. per week, how many weeks will it take h
Varvara68 [4.7K]

The inequality for this problem is

200 - 2w < 175 => 2w > 200-175 => 2w > 25 => w > 12.5

The conclusion is that Ryan will have less than 175 lbs after 13-th week.

Good luck!!!

3 0
3 years ago
1÷17.44%×22000000000÷245=x what's y<br><img src="https://tex.z-dn.net/?f=%20%7B%3F%7D%5E%7B2%7D%20" id="TexFormula1" title=" {?}
Likurg_2 [28]

Answer:2,200,000;

Step-by-step explanation:

10% × 22,000,000 =

(10 ÷ 100) × 22,000,000 =

(10 × 22,000,000) ÷ 100 =

220,000,000 ÷ 100 =

2,200,000;

3 0
4 years ago
If (a-2)^2+(b+1)^2+(c-3)2 =0 then the value of a^2/4+b^2+c^2/3
almond37 [142]

The correct answer is 2. a = 1/2, b = - 3, c = -2

Step-by-step explanation:

1. Let's review the information provided for an answering the question correctly:

0 =1/2x^2- 3x- 2

0 = 1/2x² - 3x - 2

2. Let's find the values for a, b and c.

According to the quadratic equation, we have:

a = 1/2

b = - 3

c = - 2

The correct answer is 2. a = 1/2, b = - 3, c = -2

     

(❤´艸`❤)

7 0
3 years ago
Read 2 more answers
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