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Leona [35]
3 years ago
9

Is x^2-3x-23 polynomial

Mathematics
1 answer:
umka2103 [35]3 years ago
6 0

Answer:

Yes

Step-by-step explanation:

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The line is parallel to
tino4ka555 [31]

Recall that parallel lines have the same slope.

A line parallel to y= (-3/5)x + 8 would have the same equation EXCEPT for a different constant, C, replacing that '8.'

This new line passes thru (-5,-3).  In y= (-3/5)x + C, replace x with -5 and replace y with -3.  Then:

-3 = (-3/5)(-5) + C.  Find C:

-3 = 3 + C.  Thus, C = 6


Thus, the equation of the new line is y= -(3/5)x - 6

Check:  Let x = -5 and y = -3.  Is the above equation true?

-3 = (-3/5)(-5) - 6

-3 = 3 - 6, or -3 = -3.

8 0
3 years ago
What is 15 less than a number?​
ahrayia [7]

Answer:

x - 15

Step-by-step explanation:

5 0
3 years ago
3r+(7+8)/(t-3)when r=4, s=3 and t=5
mars1129 [50]

Answer:

19.5

Step-by-step explanation:

3r+(7+8)/(t-3)

3(4)+(15)/(5-3)

12+(15/2)

12+7.5

19.5

6 0
3 years ago
Solve. Show all of your steps. 3.) 3(5 + 2) - 2 cubed​
Aleonysh [2.5K]

Answer:

4 3=64

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
What is the first step needed to solve (2/5)x-6=-16
vodka [1.7K]
The first step will be to add 6 on both sides
6 0
3 years ago
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