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alexgriva [62]
2 years ago
13

Please help, I’ll mark your answer as brainliest.

Mathematics
1 answer:
Alekssandra [29.7K]2 years ago
3 0

Answer:

this is the answer but it must be 20 character long

8x+3

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Can you plese help me
Luba_88 [7]

Answer:

I think Output relationship is 3,-2,3,-2 and Input relationship is -2,3,1,0.

7 0
2 years ago
A car travels a distance of 104 miles in 4 hours. What is the speed in miles per hour?
Marizza181 [45]

Answer:

26 mph

Step-by-step explanation:

d/t = r (distance/ time = rate)

104/4 = 26

7 0
3 years ago
On a final exam, 75 percent of a class had scores that were greater than 70, and 60 percent of the class had scores that were le
-Dominant- [34]

Answer:

The answer is 35.

35% of the class had scores that were greater than 70 but less than 85.

Step-by-step explanation:

Let's assume the number of students in the class =100

If 75% of the class scored greater than 70, then, it means 25% (100-75) of the scores were less than or equal to 70

In other words, 25 scores were less than or equal to 70.

If 60% of the class had scores that were less than 85, then, it means 40%(100-60) of the scores were greater than or equal to 85

Therefore, of the 100 scores, 25 scores were LESS THAN OR EQUAL to 70, and 40 scores were GREATER THAN OR EQUAL to 85.

We've now accounted for 65 (25+40) scores, which means the remaining 35 (100-65) scores must be between 70 and 85.

3 0
2 years ago
Help me on calculating the area of the shaded part
Ymorist [56]

Answer:

1051 .55 {mm}^{2}

Step-by-step explanation:

Find the area of the square - area of 4 sectors

We'll use the formula to find one sector area

a =  \frac{1}{2}  \times  {r}^{2}  \times x

where r is the radius of one sector and x is the angle in radians

Since each angle is in a square, the angle of the sectors is 90 degrees.

Convert degrees to radians

90 =  \frac{1}{2} \pi \: rad

The radius of one sector is given by 70mm/2=35mm

One sector area:

\frac{1}{2}  \times {35}^{2}  \times  \frac{1}{2} \pi = 306.25\pi

Area of all 4 sectors:

4 \times 306.25\pi = 1225\pi

Area of the square:

70 \times 70  = 4900

Hence, Area of square - 4 Sectors:

4900 - 1225\pi = 1051.55 {mm}^{2} (2dp)

6 0
2 years ago
Read 2 more answers
What is the value of x?
sattari [20]

Answer:

Step-by-step explanation:

0 + 2x = 10

2x = 10 -30

2x = -20

X = -20/ 2

X = -10

4 0
2 years ago
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