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Kamila [148]
2 years ago
11

Math problem 8/3+(-9/4)​

Mathematics
2 answers:
Amanda [17]2 years ago
3 0

Answer:

\frac{5}{12}

Step-by-step explanation:

torisob [31]2 years ago
3 0

Answer: =5/12

Step-by-step explanation: Hope this help :D

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Marsha has some math exercises to do for homework. She did one half during study period and two thirds of those remaining while
Paha777 [63]

Answer: She has 1 5/6 exercises for homework.

Step-by-step explanation:

1/2 + 2/3 = 1 1/6

2 * 3 = 6 3 * 2 = 6

1 * 3 = 3 2 * 2 = 4

4 + 3/ 3 + 3

7/6 = 1 1/6

So, she finished 1 1/6 of her problems.

3 - 1 1/6 = 1 5/6

3 - 1 = 2

2 - 1/6 = 1 5/6

8 0
3 years ago
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Quadrilateral ABCD is a rectangle. BD = 6x - 14 and AC = 8x - 20. What is BD?
BigorU [14]

Answer:

4

Step-by-step explanation:

The diagonals are equal length:

6x - 14 = 8x - 20\\-2x = -6\\x = 3

BD = 6x - 14\\BD = 6 * 3 - 14\\BD = 18 - 14\\BD = 4

8 0
3 years ago
Write the expression in its written form. 3/8×(1−13)
kaheart [24]

Answer:

7 /8

0.875

Step-by-step explanation:

4 0
2 years ago
A gallon of paint covers 400 square feet. How many square feet will 2 3/8 gallons of paint cover. How do you solve this problem.
PSYCHO15rus [73]

Answer:

Hey there!

1 gallon=400 square feet

2 3/8 gallon= 400 (2 3/8) square feet

2 3/8 gallon= 950 square feet.

Let me know if this helps :)

5 0
3 years ago
If a number increases from 47 to 70.5 what is the rate of increase?
FrozenT [24]
\frac{70.5-47}{47} \cdot100\%= \frac{23.5}{47} \cdot100\%= \frac{2350\%}{47} =50\%\\\\Ans.\ the\ rate\ of\ increase\ is\ 50\%
6 0
3 years ago
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