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Molodets [167]
3 years ago
13

-2.4n-3 and -7.8n +2

Mathematics
1 answer:
Whitepunk [10]3 years ago
6 0

Answer:

the correct answer is 12n+2

Step-by-step explanation:


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Find a mixture that will make the same shade of green but a larger amount
goldenfox [79]
The mixture would be blue and yellow
8 0
4 years ago
Find the slope of the line that would pass
Leno4ka [110]

Answer:

10

Step-by-step explanation:

Here we go!

Slope Formula:

\frac{ {y}^{2} -  {y}^{1}  }{ {x}^{2} -  {x}^{1} }

What we know: (-4, -52) and (-1, -22)

Plug in the numbers!

\frac{ - 52 - ( - 22)}{ - 4 - ( - 1)}

Fix it!

\frac{ - 52 + 22}{ - 4 + 1}

Add

\frac{ - 30}{ - 3}

Divide

(negative divided by a negative is a positive!!)

Slope is 10

Hope this helps!

4 0
3 years ago
The rate of change is: <br> -4<br> -1<br> 1<br> 4
Korvikt [17]

the slope goes by several names

• average rate of change

• rate of change

• deltaY over deltaX

• Δy over Δx

• rise over run

• gradient

• constant of proportionality

however, is the same cat wearing different costumes.

to get the slope of a straight line we only need two points off of it, hmmm let's use from the table (-1 , 13) and (2 , 1)

(\stackrel{x_1}{-1}~,~\stackrel{y_1}{13})\qquad (\stackrel{x_2}{2}~,~\stackrel{y_2}{1}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{1}-\stackrel{y1}{13}}}{\underset{run} {\underset{x_2}{2}-\underset{x_1}{(-1)}}}\implies \cfrac{-12}{2+1}\implies \cfrac{-12}{3}\implies -4

6 0
3 years ago
#28-10: Simplify this expression 4-3s+5+8. Evaluate the expression when s=3.
earnstyle [38]
The answer is 8...........
3 0
3 years ago
Read 2 more answers
Jade has 121,024 beads. 1/5 of them are glass beads, 1/10 of them are pony beads, and the rest of them are marbled beads. It tak
WARRIOR [948]
Jade can make 403 necklaces.

1/5 of 121024 = 1/5(121024) = 0.2(121024) = 24204.8 = 24204 glass beads
1/10 of 121024 = 1/10(121024) = 0.1(121024) = 12102.4 = 12102 pony beads

To find the number of marbled beads, we add the fraction of the other two kinds together:
1/5 + 1/10

We will use 10 as the denominator:
2/10 + 1/10 = 3/10

The fraction that the marbled beads represents will make up 100%, or the whole number 1:
1-3/10 = 7/10

7/10 of 121024 = 7/10(121024) = 0.7(121024) = 84716.8 = 84716 marbled beads

Since it takes 20 glass beads to make a necklace, we divide the number of glass beads, 24204, by 20:
24204/20 = 1210 necklaces

It takes 30 pony beads to make a necklace.  We divide the number of pony beads, 12102, by 30:
12102/30 = 403 necklaces

It takes 50 marbled beads to make a necklace.  We divide the number of marbled beads, 84716, by 50:
84716/50 = 1694 necklaces

We must go with the smallest number, in order to ensure we have enough beads; this means she can make 403 necklaces.
3 0
3 years ago
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