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miskamm [114]
3 years ago
13

7x-9x what is the answer

Mathematics
2 answers:
Oksanka [162]3 years ago
7 0

Answer:

-2x

Step-by-step explanation:

The expression itself is -2x. We subtract the coefficients 7 and 9 to get -2.

Lesechka [4]3 years ago
6 0

Answer:

-2x

Step-by-step explanation:

7-9=-2 since they have the same variable they can be simplified

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3) Katie’s family went out to dinner. The dinner bill was $85 and the family gave the server a 20% tip. a) What’s the tip? Pleas
Anni [7]

Answer:

<u>Part A: US$ 17</u>

<u>Part B : US$ 102</u>

Step-by-step explanation:

1. Let's check all the information given to us to answer the question correctly:

Dinner bill = US$ 85

Tip to the server = 20% of the bill

2. What’s the tip?

20% = 0.2

Tip to the server = 0.2 * 85

<u>Tip to the server = 17</u>

3. What’s the total of the dinner?

Total of the dinner = Dinner bill + Tip to the server

Total of the dinner = 85 + 17

<u>Total of the dinner = 102</u>

5 0
4 years ago
List the first 5 Multipluls of 12
kaheart [24]

Answer:12,24,32 44,56

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Kyra is using rectangular tiles of two types for a floor design. A tile of each type is shown below: Two rectangular tiles, rect
Rudiy27

Full question :

Kyra is using rectangular tiles of two types for a floor design. A tile of each type is shown below: Two rectangular tiles, rectangle PQRS with vertices at P 5, 7. Q is at 9, 7. R is at 9, 12. S is at 5, 12 . Rectangle JKLM with vertices J 4, 5. K is at 6, 5. L is at 6, 10. M is at 4, 10. Which statement is correct? The two tiles are not similar because segment PQ is to segment QR is 4:5 and segment JK is to segment LM is 2:1. The two tiles are not similar because segment SP is to segment SR is 5:4 and segment MJ is to segment ML is 5:2. The two tiles are similar because segment PQ is to segment QR is 4:5 and segment JK is to segment KL is also 4:5. The two tiles are similar because segment SR is to segment ML is 2:1 and segment PQ is to segment JK is also 2:1.

Answer:

The two tiles are not similar because segment SP is to segment SR is 5:4 and segment MJ is to segment ML is 5:2.

Step-by-step explanation:

Given vertices which will be our points on the graph to trace the rectangular shapes:

For the first rectangular shape PQRS

P(5,7)

Q(9,7)

R(9,12)

S(5,12)

For the second rectangular shape JKLM

J(4,5)

K(6,5)

L(6,10)

M(4,10)

From the above we can find that the two tiles are not similar if we calculate using their x, y coordinates points(vertices) on the graph.

We can see from the options given that only the second option is correct because:

Line SP ratio to line SR in rectangle PQRS= 5:4

since SP=12-7=5 and SR=9-5=4

Therefore SP:SR = 5:4

Line MJ ratio to line ML in rectangle JKLM= 5:2

Since MJ= 10-5=5 and ML= 6-4=2

Therefore MJ:ML =5:2

3 0
3 years ago
I don’t understand how to do it I’m ver confused
VMariaS [17]

If the green suitcase is 36 pounds and the other suitcase is 10 pounds lighter than 3/4 just find what 3/4 is and subtract 10. Then you have the weight of the Blue suitcase. So the suitcase is 17 pounds. B=3/4G -10 but G =36 so B= 3/4 •36 -10 for the total just add. One is 36. One is 17. 53 pounds for both

4 0
3 years ago
I need help ASAP you must drag each of those tiles and match them up to the photos
iren2701 [21]

Answer:

Step-by-step explanation:

how we supposed to do it , when we cant control it

3 0
3 years ago
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