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Arte-miy333 [17]
4 years ago
9

I need help with this question! Thank you! :)) (question info below)

Mathematics
1 answer:
Stolb23 [73]4 years ago
7 0

Slope-intercept form: y = mx + b [m is the slope, b is the y-intercept, or the y value when x = 0 ---> (0, y)]

To find the equation's y-intercepts, you can rearrange the variables, and isolate/get y by itself

#1

cx + ay = b     Subtract cx on both sides

ay = b - cx        Divide a on both sides

y=\frac{b}{a}-\frac{c}{a}x    (0, \frac{b}{a}) is your answer

Do the same for the rest, and you should get:

#2 (0, \frac{a}{b})

#3 (0, \frac{c}{b})

#4 (0, \frac{c}{a})

You might be interested in
A penny fell off the top of the building and hit the sidewalk below 3.1 seconds later how many meters did the penny fall to the
Sedbober [7]
To solve this we are going to use the free distance fallen formula: d=0.5gt^2
where
d is the distance
g is the gravity of Earth 9.8m/s^2
t is the time in seconds

We know from our problem that the penny fell off the top of the building and hit the sidewalk below 3.1 seconds later, so t=3.1. Lets replace the value in our formula:
d=0.5gt^2
d=0.5(9.8)(3.1)^2
d=47.089 meters

We can conclude that the penny fell a distance of 47.098 meters 
3 0
3 years ago
There are two cameras that take pictures of a traffic intersection. Camera A starts taking pictures at 6 AM and takes a picture
Scilla [17]

Answer:

41 minutes before noon

Step-by-step explanation:

The given parameters are;

The time camera A starts taking pictures = 6 AM

The frequency of picture taking by camera A = Once every 11 minutes

The time camera B starts taking pictures = 7 AM

The frequency of picture taking by camera B = Once every 7 minutes

The number of times both cameras take a picture at the same time before noon = 4 times

Let the time the two cameras first take a picture the same time be x, we have;

11·y - 60 = x

7·z  = x

Taking the number of times after 7 camera A snaps and noting that the first snap is 6 minutes after 7, we have

11·b + 6  = x

7·z = x

x is a factor of 7 and 11·b + 6 and x is some minutes after 7

By using Excel, to create a series of values for Camera A based,  on 11·b + 6, and dividing the results by 7 we have the factors of 7 at;

28, 105, 182, and 259 minutes after 7

Given that there are 60 minutes in one hour, we have;

259/60 = 4 hours 19 minutes, which is 11:19 a.m. or 41 minutes before noon.

4 0
3 years ago
Match each polynomial expression to its additive inverse.
fomenos

Answer:

Step-by-step explanation:

To find the additive inverse of polynomial expression, flip the sign of each term.

6x² ----> -6x²

-x ----->  +x

-2 -----> +2

Additive inverse:

-6x² + x + 2

6 0
4 years ago
30 Points please answer quickly!!!!! James did an experiment. He started out with 640 bacteria cells. He found that the growth r
Marrrta [24]

Answer:

2327.49 ---> 25 hrs

starting plot points (0,640) and ending (25, 2327.49)

Step-by-step explanation:

b = 640

r = 5.3% = 0.053

t = 25

y = 640 ( 1 + 0.053)^25

y = 640 ( 1.053)^25

y = 2327.49 ---> 25 hrs

starting plot points (0,640) and ending (25, 2327.49)

4 0
3 years ago
78 divided by 190 <br><br>steps
Goryan [66]
78 x 100 = 7800 

<span>How many times does 190 go into 780? </span>
<span>≈ 4....190 x 4 = 760 </span>

<span>780 - 760 = 20...bring down the extra 0 to make it 200. </span>

<span>How many times does 190 go into 200? </span>
<span>≈ 1...subtract 190 from 200 to get a remainder of 10 </span>

<span>190 ÷ 7800 ≈ 41</span>

Hope I Helped You!!! :-)

Have A Good Day!!!
5 0
3 years ago
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