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3 years ago

Help me pls help me pls

Mathematics

2 answers:

lara31 [8.8K]3 years ago

5 0

Answer:

v = k√E

Step-by-step explanation:

v is proportional to square root of E means:

v ϱ √E

the general formula for variation is y=kx

as y is proportional to x

Semenov [28]3 years ago

4 0

Answer:

v = k $\sqrt{E}$

Step-by-step explanation:

Given v is proportional to $\sqrt{E}$ then the equation relating them is

v = k $\sqrt{E}$ ← k is the constant of proportion

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Helen's mother runs the carpool. Her mother picks up 2 girls at each of 3 different stops. How many girls did Helen's mother pic

ohaa [14]

2*3=6 girls

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8 0

3 years ago

Evaluate this problem

sammy [17]

-5x-2y=2....(1)
6x-2y=24.....(2)
multiply (2) by -1,
-6x+2y=-24....(3)
add (1)+(3)
-5x-2y-6x+2y=2-24
-11x=-22
-11x/11=-22/11
x=2
plugging in the value of x in (1)
-5(2)-2y=2
-10-2y=2
addind 10 to both sides
-2y=12
deviding both sides by -2
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4 years ago

I don’t know how to do this if your smart help me (I’m dumb)

just olya [345]

Answer:

8x= y

Step-by-step explanation:

from what a can see the line passes through the point (10,80) meaning for every 10 x there is 80y

so you can just divide 80 by 10

6 0

3 years ago

H(x)=x^2-3x+7 when x= -3<br> A.7<br> B.25<br> C.-2<br> D.16

kirill [66]

Answer:

Step-by-step explanation:

2-3x7x-3

2.5

2.5 --3

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3 years ago

Read 2 more answers

For her 10-day vacation, Ms. Corrin spent \$1,535 for air fare and a motel. The air fare was $354. If the motel charged the same

Reika [66]

Answer:

Each night at the motel did cost $118.1 to Ms. Corrin

Step-by-step explanation:

Considering that for her vacations, Ms. Corrin spent $1,535 for airfare and a motel, as the airfare was $354, left-over $1181 for the motel. Knowing Ms. Corrin stayed 10 nights in the motel, each night did cost $\frac{\$ 1181}{10nights}=\$181.1/night$

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3 years ago