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Nikitich [7]
3 years ago
15

Please help me with this question!

Mathematics
1 answer:
MakcuM [25]3 years ago
5 0
<span><span>x=<span><span>​<span>20</span></span>​<span>​<span><span>(y−3)</span><span><span>​2</span><span>​​</span></span></span></span><span>​​</span></span>−1</span><span>
</span></span>
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find the value of r so that the line that passes through (5, r) and (2, -3) has a slope of 4/3. a. 1 b. 7 c. (13/9) d. -1
Margaret [11]
Slope  = (-3 - r) / (2 - 5) 

Slope = <span>(-3 - r) / -3 = 4/3

-(-3 - r) = 4

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4 0
2 years ago
The math class has a set of 40 calculators, and 85% of the calculators have working batteries. How many calculators need new bat
777dan777 [17]

Answer:

6

Step-by-step explanation:

you will multiply 40 times .85 since the percent you move the period two times to the left you will get an answer of 34.

you will then subtract 34 out of the 40 and you will get the answer 6.

6 0
2 years ago
Which value of c makes the ratios equal? *
Nikitich [7]

Answer:

Option 4

The answer is 10.8

Step-by-step explanation:

5/6 = 9/c

5c = 9 × 6

5c = 54

5c/5 = 54/5

c = 10.8

Thus, The value of c is 10.8

<h3><u>For </u><u>Verification</u>;</h3>

5/6 = 9/c

5/6 = 9/10.8

0.833 = 0.833

Hence, L.H.S = R.H.S

<u>-TheUnknownScientist</u><u> 72</u>

3 0
2 years ago
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