2 years ago

Write an equation in slope-intercept form for the line with slope 8 and y-intercept -9

Mathematics

1 answer:

horsena [70]2 years ago

5 0

Y=8x-9

Hopefully that looks right

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The price of a CD player was reduced from $80 to $52. What was the percent decrease in the price of the CD player? © 28% 0 35% 5

GaryK [48]

Answer:

35%

Step-by-step explanation:

Given data

Initial price= $80

Final price= $52

% decrease= initial-final/initial*100

% decrease= 80-52/80*100

% decrease= 28/80*100

% decrease=0.35*100

= 35%

Hence the decrease is 35%

5 0

2 years ago

How many three letter permutations can be formed from the first five letters of the alphabet?

Vsevolod [243]

Answer:

There are 60 permutations that can be formed from the first five letters of the alphabet.

Step-by-step explanation:

The number of three letter permutations that can be formed from the first five letters of the alphabet is $5P_{3}$ .

$5P_{3} =\frac{5!}{(5-3)!}$

$=\frac{5!}{2!}$

= 60

Hence, there are 60 permutations that can be formed from the first five letters of the alphabet.

6 0

2 years ago

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Part B: Solve 2a − 5d = 30 for d. Show your work. (6 points)

stich3 [128]

<span>Given Equation: 2a − 5d = 30

Solution:

2a - 5d = 30

-5d = 30 -2a

d = ( 30 - 2a )/ (-5)

= -6 + (2a/5)

= (2a/5) - 6

I hope this helps</span>

3 0

3 years ago

(4a^2b-3ab^2+2ab+5)+(2ab^2b+3ab^2-7ab)

creativ13 [48]

Answer : 2ab^3+4a^2b-5ab+5

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2 years ago

Heyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy

Bingel [31]

Answer:

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Step-by-step explanation:

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2 years ago

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