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tatyana61 [14]
3 years ago
12

Write the equation of the line which passes through (1,2) and with slope of -1/3 in standard form

Mathematics
1 answer:
miv72 [106K]3 years ago
4 0

Answer:

x+3y=7

Step-by-step explanation:

y-2= -1/3(x-1)

-3y+6= x-1

x+3y= 7

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Whats 90 divided by 2 times 5
Allisa [31]

Answer:

225

Step-by-step explanation:

90 divided by 2 is 45, 45 times 5 is  225

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3 years ago
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What is the slope?
Lena [83]

Answer:

3/4

Step-by-step explanation:

We need two points to find the slope

( 20,20) and (60,50)

m = (y2-y1)/(x2-x1)

   = (50-20)/(60-20)

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4 0
3 years ago
A 34-inch piece of wood is 2.4% of a longer piece of wood. How long is the longer piece of wood? Show your work. You can use pro
riadik2000 [5.3K]
Think of this as a proportion: 2.4 is to 100, as 34 is to L ("L" for "Long piece.")

Cross multiply to get 2.4 L = 3400, then divide both sides by 2.4 to be left with

L = 3400/2.4, so

L = 1416.666...

So the longer piece of wood is 1,416.66... inches long.

Hope this helps!!:)
8 0
3 years ago
(1 point) A tank contains 2640 L of pure water. A solution that contains 0.09 kg of sugar per liter enters the tank at the rate
OverLord2011 [107]

Answer:

t=0      Sugar = 0 Kg

t=1min Sugar=0.27 Kg

Step-by-step explanation:

Data

Tank = 2640 L (pure water)

Sol=0.09kg Sugar per liter

Vin = Vout = 3L/min

Sugar in the beginning = ?

if beginning is t = 0min Amount of sugar = 0, this is due to the fact that at the moment of entering the tank the content is only water , but if beginning is t= 1min then;

\frac{3L}{min}*\frac{0.09Kg}{L}=0.27kg/min

7 0
3 years ago
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100 points plus 25 for brainliest question attached!
MaRussiya [10]

I believe it is the second option.

Hope this helps :)


7 0
3 years ago
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