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Strike441 [17]
3 years ago
13

Six cell phones weigh 46.2 ounces. Fourteen cell phones weigh 107.8 ounces. This relationship is an example of a proportional re

lationship. What is the constant of proportionality
Mathematics
1 answer:
Alika [10]3 years ago
5 0

Answer:

The constant is 7.7 . This is because the quantities are directly proportional so constant of proportionality is a/b or 46.2/6

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2d+7/6-d-5/3=0 Tell me the answer ​
Inessa [10]

Answer:

d=1/2

Step-by-step explanation:

2d +  \frac{7}{6}  - d -  \frac{5}{3}  = 0 \\ 2d - d =  \frac{5}{3}  -  \frac{7}{6}  \\ d =  \frac{10}{6}  -  \frac{7}{6}  \\ d =  \frac{3}{6}  \\ d =  \frac{1}{2}

3 0
2 years ago
PLEASE PLEASE PLEASE PLEASE HELP!! even if it's only one! actually answer it!
Alex
So for number 2 i am 100% on which the area of the triangle is 6.
and then 1 i think not 100% sure is an acute angle again not 100% 
then 3. it don't make sense to me so idk about that 1 srry.
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6 0
3 years ago
Does 4(2x-5) equal 8x-5 or 8x-20? explain
Scorpion4ik [409]
4(2x-5)
8x-20

it is equal to 8x-20 because you simplify it and it turns into that.
HOPE I HELPED!!!


8 0
3 years ago
Read 2 more answers
Laura got a discount of 100 dollars on her purchase of a 5775 bed.What is the percent of decrease?
matrenka [14]
Remember that percent means parts out of 100
x/100

discount is the decrease
so we divide the decrease by the original total and get
100/5775=0.0173
convert to fraction
0.0173/1
make bottom number 100
multiply by 100/100
1.73/100=1.73%
round
2%
5 0
3 years ago
Helppppppppppppppppp
Jlenok [28]

Answer:

X should equal 65, sorry if I’m wrong

Step-by-step explanation:

4 0
2 years ago
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