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Vera_Pavlovna [14]
4 years ago
13

Please help 15 points and brilliant

Mathematics
1 answer:
Sholpan [36]4 years ago
4 0
It would be the 3rd answer or f(x)= 0.5x2, f(x)=2x2, f(x)=-10x2.
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I need help with number 8,please.
kodGreya [7K]
Let x be equal to the number of drinks Yasmine consumed. 
Jose had 2 times that drink so his number of consumed drink would be represented by 2x.  
Sally had 3 fewer drink than Jose so her number of consumed drinks would be represented by 2x-3.
Altogether, the three of them consumed 72 drinks so your equation would be:
x+2x+(2x-3)=72
add like terms together:
5x-3=72
have the term with x be alone on one side of the equation, in this case by adding three to both sides:
5x=75
now divide both sides by five for the value of x and your answer is.....
x=15
7 0
3 years ago
Read 2 more answers
Brainliest if correct
Darya [45]

Answer:

Multiply 4 x 2 and the add the P in the front like this:

P = 8

HOPE IT HELPS, BE SAFE :3

4 0
2 years ago
Read 2 more answers
Perform the operation (9x^2+6x-7)+(-9x-5)
asambeis [7]

Answer:

9x^{2}-3x-12

9x^{2}+6x-7-9x-5

(Group liked terms)

9x^{2}+6x-9x-7-5

( subtract the numbers ) -7-5= -12

9x^{2}+6x-9x-12

( add similar elements ) 6x-9x=-3x

9x^{2}-3x-12

Step-by-step explanation:

8 0
2 years ago
What is the mixed number for 18/15
bearhunter [10]
15 goes into 18 once with 3 remainder.

18/15-15/15=3/15=1/5

So the answer is:
1 \frac{1}{5}
5 0
4 years ago
Average speed is calculated by dividing total distance with the time it takes to complete it. True False
Aliun [14]

Answer:True

Step-by-step explanation:

Average speed refers to the total distance covered in a specific time . it also a scalar quantity (has magnitude but no direction)

Average speed=distance / time

-Speed is in kilometers/hours or meter/seconds

-distance is in kilometers or meters

-time is in hours or seconds

4 0
4 years ago
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