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Umnica [9.8K]
3 years ago
10

3x(x-4)+2(7x-1)+3. ​

Mathematics
1 answer:
GaryK [48]3 years ago
8 0

Answer: 3x^2 + 2x + 1

Step-by-step explanation:

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3. Write an equation in slope-intercept form of the line that passes
kirill115 [55]

Answer:

B. y = 2x - 9

Step-by-step explanation:

All of the answer choices has a slope of 2, but B is the only answer choice that has (4,-1) on its line.

You can tell by plugging the point into the equation and seeing if the result is true.

y = 2x - 9

-1 = 2(4) - 9

-1 = 8 - 9

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4 0
3 years ago
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Consider that point A is reflected across the y-axis. What is the distance between point A and the point of its reflection?
Arisa [49]

Answer:

C

Step-by-step explanation:

Under a reflection in the y- axis

a point (x, y ) → (- x, y ), thus

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Since the point A and it's reflection lie on a horizontal line then

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7 0
3 years ago
The cost of Nate's dinner including a 15% tip was $43.70. What was the cost of dinner alone?
Nookie1986 [14]

Answer:

The cost of dinner alone was $37.145

Step-by-step explanation:

15%=0.15----Convert your percentage into a decimal

43.70*0.15=6.555----Multiply the cost of dinner with the decimal

$43.70-$6.555=$37.145----Subtract the last number(6.555) from the total(43.70) to get the cost of dinner alone of $37.145 -This is making you subtract the percentage from the total!

I hope this helped!

7 0
3 years ago
Tell whether the relationship is a proportional relationship. if so, give the constant of proportionality
SVETLANKA909090 [29]
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5 0
3 years ago
There are 2125 seats in a stadium the stadium is divided into 25 sections how many seats are in each section
Fofino [41]
There are 85 seats in each section. 2125 divided by 25 is 85.
4 0
4 years ago
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