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____ [38]
2 years ago
9

The sum of 4, three times a number, -8, and four times a number

Mathematics
1 answer:
ioda2 years ago
6 0

Answer:

My answer got deleted so I gotta answer this again...

Step-by-step explanation:

4+3x+(-8)+4x

The sum of means to add so the sum of 4 = 4+

three times a number = 3×x or simply 3x

+(-8)

four times a number = 4×x or simply 4x

Combine the terms into an addition problem and you get

4+3x+(-8)+4x

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if a store uses a selling price based markup of 40% and an item cost the store $300 what selling price would the store set for t
kirza4 [7]

Answer:

The selling price would be $420.

Step-by-step explanation:

In order to find the mark up, we need to multiply the amount it originally costs by the percentage it is being marked up.

$300 * 40% = $120

Now that we have the mark up amount, we add it to the original cost to get the sale price.

$300 + $120 = $420

6 0
2 years ago
Chords AC and DB intersect at point E. Find the value of x.
Elina [12.6K]

Answer:

the answer would be 9 so option B

4 0
3 years ago
What is the surface area of the square pyramid?
Liula [17]

Answer:

16

Step-by-step explanation:

2^2+4(\frac{1}{2}\cdot  2\cdot 3)=4+12=16 square units. Hope this helps!

3 0
3 years ago
Mr smith likes small oranges he likes to eat some everyday over the summer he will eat 3 oranges a day on the days with a “t” in
faltersainse [42]

Answer:

Step-by-step explanation:

Days with t are: Tuesday, Thursday and Saturday.

In the period of time given there are 20 T days (20 x 3 = 60 oranges)

In the period of time given there are ? no T days (27 x 2 = 54 oranges)

60 + 54 = 114 Oranges eaten over the school holidays

8 0
3 years ago
Find ten rational numbers between -2/3 and 2/3
Mama L [17]

Answer:

-2/3= -20/30

2/3 = 20/30

so rational numbers in between are

-19/30, -18/30, -17/30,........ -1/30, 0,+1/30,.............+17/30, +18/30, +19/30

so you can write as many as you like

8 0
3 years ago
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