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rosijanka [135]
3 years ago
10

Determine which relation is a function.

Mathematics
2 answers:
Shkiper50 [21]3 years ago
7 0

Answer:

D

Step-by-step explanation:

D is the only option that does not have repeated x-values.

Olenka [21]3 years ago
4 0

Answer:

The fourth line is a function.

Step-by-step explanation:

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What is the slope of the equation y= 5/4x - 7/4?<br> –7<br> -7/4<br> 5/4<br> 5
Scilla [17]

Answer:

5/4

Step-by-step explanation:

5 0
4 years ago
The principal observes 8th grade the following day. Of the 120 students, 42 brought their lunch from home, 72 purchased lunches,
Rama09 [41]

Answer:

i pretty sure i do not know that answer to be honest

Step-by-step explanation:

i believe this because i dont know anything about this im still lost

8 0
2 years ago
if anyone can solve this gets a $10 gamestop card i already got the codeSolve for x. Show each step of the solution. 2.5(10 - x)
schepotkina [342]

Remark

Forget the Gamestop. I'd never use it. This one is on the house.

Solution

2.5(10 - x) + 10 = 72 - 1.5x*(5x + 12)   The first step is to remove the brackets.  Be very careful you understand the bracket on the right.

25 - 2.5x + 10 = 72 - 7.5x - 18            Study the signs carefully. Collect like terms.

35 - 2.5x = 54 - 7.5x                   Add 7.5x to both sides.

35 - 2.5x + 7.5x = 54 - 7.5x + 7.5x

35 + 5x = 54                               Subtract 35 from both sides.

5x = 19                                        Divide by  5

x = 19/5

x = 3 4/5 = 3.8

Check

When you numbers are so cumbersome, you should check the answer.

<em><u>LHS</u></em>

2.5(10 - 3.8) + 10

2.5(6.2) + 10

15.5 + 10

25.5

<em><u>RHS</u></em>

72 - 1.5(5*3.8 +12)

72 - 1.5(19 + 12)

72 - 1.5(31)

72 - 46.5

25.5

<em><u>RHS = LHS</u></em> The solution checks.

4 0
4 years ago
Which of the following solutions to the inequality -7x+14&gt;-3x -6? Select all that apply
alexgriva [62]

I went thru it and im pretty sure that only these work

-10

-5

-3

3 0
2 years ago
jose is hiking a trail that is 2 /4 miles long. he hikes 1 5/8 miles before resting how much farther does he have left
Yanka [14]

The number of miles that Jose will have left after resting will be 1 1/8 miles.

Total distance to be covered = 2 3/4 miles

Distance traveled = 1 5/8 miles

Therefore, in order to get the distance that's left for Jose to complete his journey, we've to subtract the distance traveled from the total distance and this will be:

= 2 3/4 - 1 5/8

= 2 6/8 - 1 5/8

= 1 1/8

Therefore, he has 1 1/8 miles left to travel.

Read related link on:

brainly.com/question/24787936

4 0
2 years ago
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