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Nataliya [291]
3 years ago
12

Can anyone help with either one of these

Mathematics
1 answer:
Vlada [557]3 years ago
4 0
slope-point form:
we need the slope (m) and a point.
y-y₀=m(x-x₀)
Given two point A(x₁,y₂) and B(x₂,y₂), the slope of the line  is :
m=(y₂-y₁) /(x₂-x₁)

Example 3:
we can take two points:
A(12,2)
B(13,7)
m=(7-2) / (13-12)=5/1=5

therefore:
y-2=5(x-12)
y-2=5x-60
y=5x-60+2
y=5x-58

answer: y=5x-58

Example 4:
we can take two points.
A(0,0)
B(3,1)
m=(1-0)/(3-0)=1/3

Therefore:
y-0=1/3(x-0)
y=x/3

answer: y=x/3
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ArbitrLikvidat [17]

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Very simple Its pretty Blantant Its 72

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2 years ago
The boeing 747 airplane is 250 feet in length. If a model of this plane is 8 inches long , what scale was used to create this mo
cluponka [151]

Answer: The wingspan is 36 m.

Using a proportion to solve this, we write the scale factor as a ratio first:  19/38, since 19 is the size of the model's length and 38 is the real length.  For the second ratio, we have 18 for the size of the model wingspan and x for the real wingspan:

19/38 = 18/x

Cross multiply:

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8 0
3 years ago
Who wants to go out
Naddika [18.5K]

Answer:

no more than 8.8 pounds

Step-by-step explanation:

4 0
2 years ago
After writing part of his novel, Thomas is now writing 16 pages per week. After 4 weeks, he has written 85 pages. Assume the rel
d1i1m1o1n [39]

The initial value is 21 and rate of change is 16 pages per week

<em><u>Solution:</u></em>

Given that After writing part of his novel, Thomas is now writing 16 pages per week

After 4 weeks, he has written 85 pages.

Given that assume the relationship to be linear

Linear relationships can be expressed either in a graphical format or as a mathematical equation of the form y = mx + c

y = mx + c

where "y" is the number of pages written after 4 weeks

x = 4 weeks and m = 16 pages

Therefore,

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Therefore, initial value is 21 and rate of change is 16 pages per week

7 0
3 years ago
Help all it says is Rise over Run​
jolli1 [7]

Answer:

(3,-4)

Step-by-step explanation:

rise=go up

run=go left or right

if you go left its negitive if you right its positive

always start with the lower dot

hopes this helps id you need more help just message me

4 0
2 years ago
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