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Veronika [31]
2 years ago
12

Please solve these I need them

Mathematics
1 answer:
kupik [55]2 years ago
5 0

Answer:

option a might be correct but I am not sure maybe you should consult a tutor because he or she may know better than me

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The graph of 15x + 7y = 15 is shown on the grid. Which ordered pair is in the solution set of 15x + 7y ≥ 15?
elena55 [62]

Answer:

The correct option is c.

Step-by-step explanation:

The given equation is

15x+7y=15

The given inequality is

15x+7y\geq 15

A point will contained in solution set if the above inequality satisfied by that point.

Check the point (0,-3),

15(0)+7(-3)\geq 15

-21\geq 15

This statement is false, therefore option a is incorrect.

Check the point (-3,0),

15(-3)+7(0)\geq 15

-45\geq 15

This statement is false, therefore option b is incorrect.

Check the point (3,3),

15(3)+7(3)\geq 15

66\geq 15

This statement is true, therefore option c is correct.

Check the point (-3,-3),

15(-3)+7(-3)\geq 15

-66\geq 15

This statement is false, therefore option d is incorrect.

7 0
3 years ago
The expression 3^2 ∙ 3^n simplifies to 3^20.
tiny-mole [99]

Answer: 18

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

3² * 3ⁿ = 3²⁰

3⁽²⁺ⁿ⁾  = 3²⁰

 2 + n = 20

<u> -2      </u>   <u>  -2</u>

       n = 18

7 0
2 years ago
If carl was born in 1931 how old is he now
vfiekz [6]
86 years old because you subtract 2017-1931
7 0
3 years ago
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A pizza delivery shop averages 20 minutes per delivery with a standard deviation of 4 minutes. What is the probability that a pi
Vlada [557]
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4 0
2 years ago
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How do you solve Jason ran 325 meters farther that Kim ran. Kim ran 4.2 kilometers how many meters did Jason run? Estimate to ch
labwork [276]
Change 4.2 kilometers to meters, which is 4200 meters, then add that to 325, so 4525 :)
5 0
3 years ago
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