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egoroff_w [7]
4 years ago
10

I need help please ?!!!!!

Mathematics
2 answers:
Alla [95]4 years ago
5 0

Answer:

A

Step-by-step explanation:

Drupady [299]4 years ago
3 0

Answer:

1st one

Step-by-step explanation:

Since

{3}^{2}  \times  {3}^{ - 3}  =  {  3}^{ - 3 + 2}  =  {3}^{ - 1}

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Ariana started a savings account with $240. She deposits $30 into her account at the end of each month. She wants to know how ma
mafiozo [28]

Answer:

9 months

Step-by-step explanation:

$500 - $240 = $260

$260/$30 = 8.67(3s.f.) ≈ 9 months

Recheck:

Balance after 9 months = 240 + (30×9) = 240 + 270 = $510

                                      ∴ $510 > $500

8 0
3 years ago
Some steps to rewrite the expression x^3 − 9x + x^2 − 9 as a product of three factors are shown below:
EastWind [94]
OK it could be x*3-9/6+ 5/8*5 it could be






6 0
4 years ago
During a sale, a winter jacket is marked down from $68 to a sale price of $44.20. What is the percent markdown?
Evgen [1.6K]

Answer:

the answer. for your question is 35%

3 0
3 years ago
Read 2 more answers
What is the area of this composite figure?
pickupchik [31]

Answer:

256cm^2

Step-by-step explanation:

Calculate the area of the two triangles first: 6 * 16 = 96

Then the rectangle: 10 * 16 = 160

160 + 96 = 256

4 0
3 years ago
Consider 8x-4 = 810 Because the are equal , the must also be equal. The solution to the equation is x = .
Nostrana [21]

Answer: x = 101.75

Step-by-step explanation:

Hi, to answer this question we have to solve the equation give, by isolating x:

8x-4 = 810

The first step is to Add 4 on both sides:

8x-4+4 = 810+4

8x = 814

Then we have to divide both sides by 8:

8x/8 = 814/8

Finally, the solution is:

x = 101.75

Feel free to ask for more if needed or if you did not understand something.

3 0
4 years ago
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