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Ghella [55]
3 years ago
15

Need help with all 9 questions

Mathematics
1 answer:
Nutka1998 [239]3 years ago
3 0
1) Yes because distance is kept the same. (The only transformation that is not isometric is dilation)
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Combine like terms<br><br><br> -2/3p + 1/5 - 1 + 5/6p
Bezzdna [24]
1/6p - 4/5

Explanation: -2/3p needs to have the same denominator as 5/6p so they can combine. (Note, whatever sign is in front of a number determines if it is negative or positive. Your equation indicates that the bolded parts are negative and the other parts are positive: -2/3p + 1/5 - 1 + 5/6p. So what we are really doing in an equation like this is combining some numbers together)
-2/3p and 5/6p and the least common multiple of six, so we adjust the numbers to each have a denominator of 6. 5/6p is already there, so we need to adjust -2/3p.
We can multiply both the numerator and denominator by 2 to turn -2/3p into -4/6p. -4/6p has the same value as -2/3p, and now it also has the same denominator as 5/6p!
We then have to combine like terms, therefore combining -4/6p with 5/6p. When adding together fractions, the denominator does not change (this is why both numbers must have the same denominators). So our answer will be _/6p. So we combine -4 with 5, giving us one.
Therefore, -2/3p combined with 5/6p is 1/6p.
Now we have to combine our other set of like terms, 1/5 and -1. We can do this the same way that we combined the other numbers.
1/5 and -1 need the same denominator. This is simple because 1 can easily be figured out with any denominator, as long as the numerator and denominator are the same. This would make 1 = 5/5. But we need it negative, so it would be -5/5.
Now that we have common denominators, we can combine!
1/5 - 5/5
Remember what we said before, the solution will have the same denominator, so all we need to do is (in this case) subtract the numerators.
1 - 5 = 4
So that would be -4/5.
With the like terms combined, we just need to put our two combinations (1/6p and -4/5) together!

Our answer: 1/6p - 4/5

I hope that helps!
5 0
4 years ago
Evaluate 15/5 + 40 . 7 - 3 to the power of 4.
Lina20 [59]
15/5 + 40.7 -3^4
= 3 + 40.7 - 81
= -37.3


hope this helps! :)))
4 0
3 years ago
A line passes through the points (2,13) and (9,20). Write a linear function rule in terms of x and y for this line. The linear f
iren [92.7K]

Answer:

y= (9,13)

Step-by-step explanation:

i think im really sorry if im wrong

3 0
3 years ago
If the original price is $40.00 and the percent of markup is 8% what is the value of the markup ?
Ne4ueva [31]
Answer=$3.20

8%=0.08

$40.00*0.08=$3.20

The markup was $3.20 
7 0
3 years ago
Read 2 more answers
Will give brainliest! Need help asap!
denis23 [38]

Answer:  B.     u+2b=28

A unicycle has one wheel, a bicycle has two wheels, thus the names.  So the total number of wheels, given as 28, is u + 2b.

3 0
4 years ago
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