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romanna [79]
2 years ago
9

What is the complete factorization of 2x2 − 11x − 21?

Mathematics
1 answer:
vlabodo [156]2 years ago
4 0
It is 2x(x-7)+3(x-7) = (2x+3)(x-7)
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Write and solve an equation to find the value of x.
Law Incorporation [45]

Answer: y+44+68=180

Step-by-step explanation: y+44 and 68 are complementary angles so they add to equal 180

4 0
2 years ago
What is the sum of all the angles that are labeled?
Tasya [4]

Based on the information provided, the sum of all the labeled angles is 235° (option b).

<h3>How to calculate the sum of all labeled angles?</h3>

To calculate the sum of all the labeled angles we must add the different values of each labeled angle as shown below:

80° + 92° + 40° + 23° = 235°

According to the above, it can be inferred that the correct option is B because the result of the sum of the values coincides with this sum.

Learn more about degrees in: brainly.com/question/1217620

#SPJ1

4 0
2 years ago
Will give brainliest to the first person who answers
alexandr402 [8]

Answer:

z =86

Step-by-step explanation:

The exterior angle of a triangle is the sum of the opposite interior angles

z + z-39 = z+47

2z-39 = z+47

Subtract z from each side

z-39 = 47

Add 39 from each side

z = 47+39

z =86

7 0
3 years ago
Read 2 more answers
Okay so I NEED help tonight. Please someone I really have to finish this tonight.
nlexa [21]
What do you need to finish
6 0
3 years ago
A system of two equations is shown. x+2y = 62x−3y = 26 What is the solution of the system?
aleksandr82 [10.1K]

Answer:

answer is B

Step-by-step explanation:

3 0
2 years ago
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