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FinnZ [79.3K]
3 years ago
9

the points (18,21) and (36,42) form a proportional relationship. find the slope of the line through points. Then use the slope t

o graph the line.​
Mathematics
1 answer:
Contact [7]3 years ago
4 0

Answer:

-20/-8

Step-by-step explanation:

y1 - y2

_____  (over)

x1- x2

21-41

____

18-26

-20/-8 is the slope

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The track team needs new uniforms. The students plan to sell plush toy tigers (the school mascot) for $5 each. The students find
sasho [114]

Answer:

Company C

Step-by-step explanation:

Company A sells 12 tigers for $33.24.

Cost per tiger = $33.34 / 12

= $2.78

Company B sells 16 tigers for $44.80. Company

Cost per tiger = $44.80 / 16

= $2.8

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Cost per tiger = $41.10 / 15

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8 0
3 years ago
50 POINTS PLEASE SOLVE CORRECTLY!! How do you solve these 2 problems?
Andrew [12]
Ok, so abc is a 3 digit number

easy

if we do
abc=x
then we have
750-x=x
add x to both sides
750=2x
divide both sides by 2
375=x
abc=375

check
750-375=375

correct


abc=375
0.abc=0.375


0.abc=0.375
that was fun
7 0
3 years ago
The valoe of these seven in 27,459 is how many times value of the 7 in 40,735
umka2103 [35]

27,459 --- 7,000

40,735 --- 700

7,000÷700 =10 times greater

6 0
3 years ago
Use the vertex formula to find the vertex of the quadratic function f(x) = -x2 + 4x - 8.
Irina18 [472]
The vertex of f(x)=-x2+4x-8 is (2, -4)
8 0
3 years ago
If X = a^1/3 - a^-1/3 , show that x^3 + 3x = a - 1/a​
ICE Princess25 [194]

Answer:

Step-by-step explanation:

Hello,

(a^{1/3}-a^{-1/3})^3=a-3a^{1/3}+3a^{-1/3}-\dfrac{1}{a}=-3x+a-\dfrac{1}{a}\\\\ x^3+3x=a-\dfrac{1}{a}

Thanks

8 0
3 years ago
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