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Sonbull [250]
3 years ago
13

Why does 69 + 74 + 71 + 69 + 74 + 78 + 70 = 505 and not 504?

Mathematics
1 answer:
Vesna [10]3 years ago
8 0

Because, that's just how math works.

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What is one way to find the total cost of a pair of shoes for $57 with a sales tax of 2%?
cestrela7 [59]
Hello Nozohonoumi,

Answer:

Price: $ 57.00

Sales Tax (2%): $ 1.14
 
Total: $ 58.14
4 0
3 years ago
BC = 4x + 2 AB = 8x + 8 and AC = 22 Find BC
Scilla [17]

Answer:

BC = 6.8

Step-by-step explanation:

The distance from A to B, then from B to C, is the same distance as from A to C.

Thus,

AB + BC = AC

AB = 8x + 8

BC = 4x + 2

AC = 22

AB + BC = AC

(8x + 8) + (4x + 2) = 22

Expanding the parenthesis:

8x + 8 + 4x + 2 = 22

8x + 4x + 8 + 2 = 22

12x + 12 = 22

Subtracting 12 from both sides:

12x = 10

Dividing both sides by 12:

x = 10/12 = 1.2

x = 1.2

We're looking for BC. As we know,

BC = 4x + 2

Let's now put in x = 1.2 into this equation:

BC = 4x + 2

BC = 4 * 1.2 + 2

Since 4 * 1.2 is 4.8:

BC = 4.8 + 2

BC = 6.8

Answer: BC = 6.8

8 0
3 years ago
Use these similar triangles on the coordinate plane to determine the equation of a straight line with a slope of 5/3 that passes
Zina [86]

Answer:

y=5/3x

Step-by-step explanation:

5 0
3 years ago
Which equation shows the value of -2/5 - -9/15
Alika [10]

Answer:

D) 3/15

Step-by-step explanation:

(-2/5) - (-9/15) = (-6/15) - (-9/15) = (-6/15) + (9/15) = 3/15

6 0
3 years ago
Create a list of six values where the mean, median, and mode are 45, and only two of the values are the same.
tresset_1 [31]
10 30 45  45 48 55, 55-10=45=mode median and mean
Hope this helps
6 0
3 years ago
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