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Lina20 [59]
3 years ago
12

IM TIMED HELP THANK YOU Dion predicted that he would sell 87 art prints. He actually sold 100 art prints. What are the values of

a and b in the table below? Percent Error Item Approximate value Exact value Error Absolute error Ratio Percent error Art prints 87 100 a b a = negative 13; b = negative 13 a = negative 13; b = 13 a = 13; b = negative 13 a = 13; b = 13
Mathematics
1 answer:
Feliz [49]3 years ago
3 0

Answer:

B

Explanation:

87/100 a b a = negative 13; b = negative 13 a = negative 13; b = 13 a = 13; b = negative 13 a = 13; b = 13 = x

Hope this helped!

-Toshino

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Need answer to 2/3+5/4
Anna11 [10]

Answer:

23/12 or 1 and 11/12

Step-by-step explanation:

Your first step is that you need to gain a common denomitor. In this scenario, this is 12. To get this, you can either go through the given factors such as 3 having the factors of 6, 9, and 12 and 4 having the factors of 8, and 12.

Another method is the multiply the two given denominators together, but there are certain instances where you shouldn't do that.

Now that you have a common denominator, you need to change the numerators to accomadate the denominators. For 3 to turn into 12, you need to multiply it by 4, thus you have to do the same to the numerator. For 4 to turn into 12, you need to multiply it by 3. This will give you these two new fractions:

8/12 + 15/12

Add the numerators to get 23/12 and then simplify the two numbers to get the mixed number of 1 and 11/12.

Hope this helps!

8 0
3 years ago
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397 students went on a field trip. Eight
lbvjy [14]

Answer:48

Step-by-step explanation:

Total number of students=397

Students that travelled in a car=29

Let the students that travelled in a bus be represented by y.

Since 8 buses were filled, it will be 8y for total students

8y + 29= 397

8y= 397-29

8y= 368

Divide both side by 8

8y/8=368/8

y = 46

Number of students in each bus is 46

8 0
3 years ago
Jernel has to figure out the area of her
Zielflug [23.3K]

<em>Answer:</em>

<em>The answer for this question will be 324 square roots</em>

<em>Step-by-step explanation:</em>

<em>The length and width of a rectangle are interchangeable, however we usually use the longer side for the length. </em>

<em>If that's the case, </em><em>then the square is 18 x 18 = 324 square units. </em>

<em>On the other hand, the square could also be 10 x 10  square units. You choose ! In reality, the length and width, like I said, are interchangeable.</em>

5 0
3 years ago
5(x-3.8)=22<br> find the value of x
dezoksy [38]

Answer:

5x-19=22

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x=8.2

4 0
3 years ago
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write an equation for the line passing through the point (3,5) and perpendicular to the line y=-1/3x+5
jarptica [38.1K]

Answer:

y= 3x -4

Step-by-step explanation:

The equation of a line can be written in the form of y=mx +c, where m is the slope and c is the y-intercept. This is also known as the slope-intercept form.

y =  -  \frac{1}{3} x + 5

Since the given equation is in the slope-intercept form, we can identify its slope from the coefficient of x.

Slope= -⅓

The product of the slopes of perpendicular lines is -1.

Slope of perpendicular line

=  - 1 \div ( -  \frac{1}{3} )

=  -  1 \times ( -  \frac{3}{1} )

= 3

Thus, the equation of the perpendicular line is given by:

y= 3x +c

Substitute a pair of coordinates that the line passes through to find the value of c.

When x= 3, y= 5,

5= 3(3) +c

5= 9 +c

<em>Minus 9 on both sides:</em>

c= 5 -9

c= -4

Hence, the equation of the perpendicular line is y= 3x -4.

Additional:

For more questions on equation of perpendicular lines, do check out the following!

  • brainly.com/question/2141803

4 0
2 years ago
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