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swat32
2 years ago
14

These two are messing with me, can someone help?

Mathematics
1 answer:
soldier1979 [14.2K]2 years ago
7 0

Answer:

i dont understand, can you elaborate

Step-by-step explanation:

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Jonathan, a college business student wants to study how many pages of notes fellow classmates took during a semester for a finan
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I just woke up and broke my right knee

8 0
2 years ago
What is the measure of DCB?
Harlamova29_29 [7]

Answer:

DCB = 84

Step-by-step explanation:

Here, we want to calculate the value of the angle

To do this, we use an important parallelogram angle property

The adjacent sides are supplementary, meaning they add up to 180

We have this as;

180-96 = 84 degrees

3 0
3 years ago
Simplify by combining like terms: -4x - 2y - 7x - 8y
Sav [38]

Step-by-step explanation:

Solving like terms

-4x - 7x - 2y -8y

-11x - 10y

3 0
3 years ago
The math class has a set of 40 calculators, and 85% of the calculators have working batteries. How many calculators need new bat
777dan777 [17]

Answer:

6

Step-by-step explanation:

you will multiply 40 times .85 since the percent you move the period two times to the left you will get an answer of 34.

you will then subtract 34 out of the 40 and you will get the answer 6.

6 0
2 years ago
Mary can paint a house by herself in 12 hours. john can paint a house by himself in 16 hours. how long would it take them to pai
QveST [7]
1/12+1/16=1/n
4/48+3/48=1/n
7/48=1/n
48=7n
n=48/7 hours to paint the house if they worked together
☺☺☺☺
5 0
3 years ago
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