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defon
3 years ago
6

Can someone help me on 7-B, 8-B and please

Mathematics
1 answer:
sergij07 [2.7K]3 years ago
4 0
Well economical means using something with as limited resources and money as possible so if h= 5, put 5 into each equation. For the first one, 5•5 is 25+12 which is 37. For the second one, 3 • 5 is 15 + 18 which is 33. So the second option is more economical because it’s less
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How I can answer this question, NO LINKS, if you answer correctly I will give u brainliest!
Vladimir79 [104]

Answer:

put one point on (1,1.5) and another on (2,3)

Step-by-step explanation:

5 0
2 years ago
Please help with this!
dimaraw [331]

Answer:

Expression is 2(l+w)

Step-by-step explanation:

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5 0
3 years ago
Can someone help me plzz??
Hoochie [10]
Before=12/15 after=15/16
6 0
4 years ago
Which if the following is the equation of a line that passes through the points (2,5) and (4,3)
Taya2010 [7]
Hi there!

First, let's find the slope of the two points using the slope formula (y2 - y1 / x2 - x1).

S = 4 - 2 / 3 - 5
S = 2 / -2
S = -1

Next, we'll plug in the slope and a point into point-slope form (y - y1 = s(x - x1)) in order to find an equation. I will show the work using both points, which will result in two different equations.

(2,5)
y - 5 = -1(x - 2)
y - 5 = -x + 2
y = -x + 7

(4,3)
y - 3 = -1(x - 4)
y - 3 = -x + 4
y = -x + 7

The two equations came out the same! Which is completely okay, and happens sometimes. 

Hope this helps!! :)
If there's anything else that you're needing help with, don't be afraid to reach out!


3 0
4 years ago
Is 8.24 a rational number?
geniusboy [140]

Answer:

8.24 is not a rational number

Step-by-step explanation:

The simple way to remember or find if the number is rational or not is that

* Rational numbers are always in the form of p/q and q should not be equal to zero

here u can even see 8.24 can be written as 8.24/0 so it is clearly showing that it is not a rational number

4 0
3 years ago
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