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NikAS [45]
3 years ago
9

Answer two questions about Systems AAA and BBB: System AAA \text{\quad}start text, end text System BBB \begin{cases}x-7y=-3\\\\4

x+y=7\end{cases} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ ​ x−7y=−3 4x+y=7 ​ \begin{cases}4x+y=7\\\\x-7y=-3\end{cases} ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ ​ 4x+y=7 x−7y=−3 ​ 1) How can we get System BBB from System AAA?
Mathematics
2 answers:
MrRa [10]3 years ago
5 0

Answer:

B: swap the order of the equations

(Yes) they have the same solution

Step-by-step explanation:

GenaCL600 [577]3 years ago
5 0

Answer:

B

Yes

Step-by-step explanation:

Hope this helps!

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Can someone help? it’s 7th grade math and im finishing this project for the end of the year
drek231 [11]

Answer:

c

Step-by-step explanation:

8 0
3 years ago
Michael is using a number line to evaluate the expression –8 – 3.
Yanka [14]

Answer:

Step-by-step explanation:

Michael is using a number line to evaluate the expression -8 - 3. After locating -8 on the number line , Michael could rewrite the expression as -8 + -3 and move 3 spaces to the left.

6 0
3 years ago
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Toys R us is having a 38% off sale on all of their backpacks.If a backpack normally cost 22.00 how much will it be on sale
vovangra [49]

Answer:

$13.64

Step-by-step explanation:

The backpack is originally priced at $22. During the sale, the price would be 38% off which means you pay 62% of the original price. We can find this by multiplying by the percent 62 (converted into a decimal).


22(0.62)=13.64


The sale price at the sale is $13.64.

4 0
4 years ago
#19 please I’m literally failing math
ankoles [38]

Answer:

$51.12

Step-by-step explanation:

Hello there!

In number 19, we want to find the total price of a sweatshirt that costs $48 dollars but has 6.5% sales tax

Sales tax is a small percentage of the cost of an item that is added to items when they are being sold.

In this problem, 6.5% of the cost of the sweatshirt will be added to the cost of the sweatshirt in the form of sales tax. The price of the sweatshirt plus the amount in sales tax will be the total cost of the sweatshirt.

Translating that as an equation,

48 + 48*6.5%=total cost

You can calculate 48*6.5% as \frac{48*6.5}{100}, which is equal to 3.12

So that means that $3.12 will be added to the cost of the sweatshirt.

Therefore,

48 + 3.12=<u>$51.12</u>, which will be the total cost of the sweatshirt, including sales tax

Hope this helps!

7 0
2 years ago
Which is greater? 1/3 of a box of Fruit Loops or 50% of a box of Fruit Loops​
iris [78.8K]

Answer:

50% Of a box of fruit loops

Step-by-step explanation:

50% means 1/2

1/2 is more than 1/3

1/2 is 1/6 more than 1/3

HOPE THIS HELPS

PLZZ MARK BRAINLIEST

6 0
3 years ago
Read 2 more answers
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