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Elena-2011 [213]
3 years ago
5

Simplify y = 2x2 + 5x + 6 Please Help step by step

Mathematics
1 answer:
timurjin [86]3 years ago
7 0
2*2 is 4. Y =4 + 5x + 6; add the 4 and the 6; y= 10+5x
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The is 42 because that the answer to the question
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2 years ago
Monica bought a sweater for $48.00. A week later the sweater went on sale for 25% off the original price. If Monica needed to pa
IRINA_888 [86]

Answer:

A  $12.84

Step-by-step explanation:

Sweater was originally $48.00 before tax.  $48.00 x 7% tax rate (.07) = $3.36 in tax

So the sweater originally would've cost $48.00 + $3.36 = $51.36

The sale price was 25% off the $48.00.  $48.00 x 25% (.25) = $12.00

Then you subtract the $12.00 from the $48.00 to get the new price of $36.00

Now that's before tax, so $36.00 x 7% tax rate (.07) = $2.52 in tax

So the sweater would cost on sale $36.00 + $2.52 = $38.52

To figure out how much she would've saved you subtract the sale price & tax from the original price & tax $51.36 - $38.52 = $12.84

8 0
2 years ago
Anne had 28 pens, but 23 of them ran out of ink. How many of Anne's pens still have ink?
Damm [24]
5 of Anne’s pens still have ink. Since 23 of the 28 pens ran out, 5 pens are still good to write with.

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5 0
3 years ago
Read 2 more answers
It takes 0.0015 quart of paint to cover 1 square inch.
lorasvet [3.4K]

The total amount of paint needed is 15 quart and it cost $41.25.

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more variables and numbers.

0.0015 quart of paint to cover 1 square inch.

Let the area of the rectangle be 10000 in², hence:

Amount of paint = 0.0015 quart per in² * 1000 in² = 15 quart

Cost of paint = $2.75 per quart *  15 quart = $41.25

The total amount of paint needed is 15 quart and it cost $41.25.

Find out more on equation at: brainly.com/question/2972832

4 0
2 years ago
PLEASE HELP I WILL GIVE BRAINLYEST AWNSER IF YOU AWNSER ALL THE PROBLEMS IN ALL THE QUESTION
bixtya [17]

Answer:

7) Mean = 48               8)  Mean = 59.6          9)  Mean = 31.6     10)  Mean = 42.1

   Median = 47.5              Median = 61                Median = 32           Median = 40

   Mode = 72                    Mode = 90                  Mode = 46             Mode = 51

   Range = 66                  Range = 79                 Range = 34            Range = 51

Step-by-step explanation:

7 0
3 years ago
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