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Vinil7 [7]
3 years ago
11

Define the variables and write a system of equations to represent the given situation do not solve

Mathematics
1 answer:
Kaylis [27]3 years ago
4 0

Answer:  28x  + 15y = 131   and x + y =  7   where x is the number of Dress shirt and y is the number of T-shirt.

Step-by-step explanation:

We will represent the number of Dress shirt he bought by x and we will represent the number of T-shirt he bought by y.

We know that he spent 131 so the cost of each dress shirt plus the cost of each T-shirt has to equal  131.  Also, he bought 7 total shirts so x plus y has to equal 7.

28x  + 15y = 131  

x + y =  7

Note: it says don't solve so I didn't solve but if you want to solve use these equations.

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Solve.<br> 4 x + 6 &lt; − 6<br><br> Thankyou In advance :&gt;
andrew-mc [135]

Answer:

x < -3

Step-by-step explanation:

Step 1: Subtract 6 from both sides.

  • 4x + 6 - 6 < -6 - 6
  • 4x < -12

Step 2: Divide both sides by 4.

  • \frac{4x}{4} < \frac{-12}{4}
  • x < -3

Therefore, the answer is x < -3.

6 0
3 years ago
Find the solutions to (x, y) y = -0.5x + 2 y = 0.5x + 6​
Marat540 [252]

Answer:

y=-0.5x+2 (-4,0) (0,2)   y=0.5x+6 (0,6)(12,0)

Step-by-step explanation:

Desmos

3 0
3 years ago
Justin's planning to purchase 1 book for $20 each month for 1 year .How much money will he spend on books in that year?
andre [41]
12 months in a year.
$20 a month.

20*12=240

He'd spend 240 dollars.
4 0
4 years ago
Read 2 more answers
A jeweler makes an
nadezda [96]

The number of snail shells used is 45 and the number of shark teeth used is 36 if the ratio of snail shells to shark teeth is 5:4.

According to the question,

We have the following information:

A jeweler makes an ocean-inspired necklace using a total of 72 snail shells and shark teeth. The ratio of snail shells to shark teeth is 5: 4.

Let's take the number of snail shells to be 5x and the number of shark teeth to be 4x.

So, we have the following expression:

5x+4x = 72

9x = 72

x = 72/9

x = 8

Number of snail shells = 5*9 = 45

Number of shark teeth = 4*9 = 36

Hence, the number of snail shells used is 45 and the number of shark teeth used is 36 if the ratio of snail shells to shark teeth is 5:4.

To know more about ratio here

brainly.com/question/20013093

#SPJ1

6 0
1 year ago
Which ratio represents Sin A?
Marysya12 [62]

Answer:

sin A = 56/ 65

Step-by-step explanation:

sin of an angle = opposite side to the angle / hypothenuse

sin A = 56/ 65

4 0
3 years ago
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