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krek1111 [17]
3 years ago
12

Help please on exam 8

Mathematics
1 answer:
bearhunter [10]3 years ago
7 0

Answer:

10   -5

--4    7

Step-by-step explanation:

This is a tough concept to explain in writing like this, sorry.

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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
What is the measure of x?
sammy [17]
U need to first find the ratio to multiply 6 by, u can find the ratio by just putting 10/4 and simplify it which is 5/2 then just multiply that by 6:
6•5/2 = 30/2 = 15
X = 15
3 0
3 years ago
Jack deposited a check into his account for $229.79. Then, he withdrew $229.79 in cash in the same transaction. What is the net
Sergeeva-Olga [200]
I think it’s C because he put 229.79 in his acount but then he withdrew (took out) 229.79 which leaves him with no money.
5 0
3 years ago
Read 2 more answers
Características de un hexágono
Vikentia [17]

It has six sides and six angles.

Lengths of all the sides and the measurement of all the angles are equal.

The total number of diagonals in a regular hexagon is 9.

The sum of all interior angles is equal to 720 degrees, where each interior angle measures 120 degrees.

7 0
3 years ago
ASAP help please anyone please help
Evgen [1.6K]

Answer:

x= 9.89

y= 7

Step-by-step explanation:

..........

6 0
3 years ago
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