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Temka [501]
2 years ago
5

Find the Sum (3x+x^7 +5x^2) +( 4x^2 -2x +8).

Mathematics
1 answer:
dexar [7]2 years ago
5 0

Answer:

x^7 + 9x^2 + x + 8  

Step-by-step explanation:

Combine like terms

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Solve for n. -4n + 7 = 1 – 2n
Solnce55 [7]

Answer:

n = 3

Step-by-step explanation:

subtract 1 from both sides to get:

-4n + 6 = -2n

then add 4n to both sides to get:

6 = 2n

then divide both sides by 2 to get:

3 = n

3 0
3 years ago
The price of a house is originally listed at $225,000. The owners are having a hard time selling it and decide to reduce the pri
Darina [25.2K]
Percent decrease : (original number - new number) / original number..*100
                            = (225,000 - 191,250) / 225,000.....* 100
                            = 33,750 / 225,000....* 100
                            = 0.15 * 100
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5 0
3 years ago
$85 jeans, 7% tax what is the total cost<br>please a show work​
fgiga [73]

Answer:

<em>See below.</em>

Step-by-step explanation:

Divide to turn the percentage into a decimal.

\frac{7}{100} =0.07

Multiply to find the total amount of tax.

85*0.07=5.95

Add it to the total.

85+5.95=90.95

<em>Answer: </em>90.95<em />

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<em>:)</em>

8 0
3 years ago
Read 2 more answers
Which product is shown on this number line
aleksklad [387]

Answer:

Would ypu plz show us the number line so at least i could answer the question

4 0
3 years ago
Write the slope -intercept form of the equation of the line passing through the point (3,5) and parallel to the line y=3x+6
quester [9]

Answer:

y = 3x - 4

Step-by-step explanation:

y - 5 = 3 (x - 3)

y -5 = 3x - 9

y = 3x - 4

7 0
3 years ago
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