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KIM [24]
3 years ago
11

A student performs an experiment to find out if adding 1 teaspoon of salt to a bubble solution of soap and water affects bubble

making.
What is the independent and dependent variable?
Please help!!!!!!!!!
Mathematics
1 answer:
Zina [86]3 years ago
6 0
Independent variable: 1 tsp. salt
dependant variable: bubble solution
Because you're adding the salt to the solution, the salt is independant. that's what is making the change. the dependant variable is what is being tested; the bubble solution.
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True or false ? help plz
shutvik [7]

Answer:

TRUE

Step-by-step explanation:

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3 years ago
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Upvote an will mark brainlest
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Answer:heyyy there...the answer is b that is -12x^3+12x^2-20

Step-by-step explanation:

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3 years ago
In order to clear out room for new merchandise, James decided to mark down some of the items for sale in his electronics store.
sergiy2304 [10]

Answer:

a) Which item’s price was reduced by more, and by how many dollars more was it reduced?

The DVD player's price was reduced more by $3.82 than the stereo tuner's price.

b) Round all dollar values to the nearest cent.

Rounding $3.82 dollars to the nearest cents

$1 = 100 cents

$3.82 =

3.82 × 100 cents

= 382 cents

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Step-by-step explanation:

Lets day the original price of the DVD player was $100

We are told the price was marked down to 36%

36% of $100 = $36

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We are told the DVD cost $41.60 after the markdown.

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Lets the original price of the Stereo player was $100

We are told the price was marked down to 22%

22% of $100 = $22

$100 - $22 = $78

We are told the DVD cost $69.42 after the markdown.

Original cost of Stereo =

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Difference between the DVD and the Stereo is

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Therefore,the DVD player's price was reduced by $3.82 more than the stereo tuner's price

Rounding $3.82 dollars to the nearest cents

$1 = 100 cents

$3.82 =

3.82 × 100 cents

= 382 cents

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3 years ago
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x = 17

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