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Rudiy27
3 years ago
5

Which are the soultions of the quadratic equation? x^2=7x+4

Mathematics
1 answer:
Vesnalui [34]3 years ago
3 0

Answer:

Answer in image below

Step-by-step explanation:

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(8a+5b−3)+3(b−3) Simplify
Naddika [18.5K]

Answer: 8a+8b−12

Step-by-step explanation: 8a+5b−3+3(b−3)

=8a+5b+−3+(3)(b)+(3)(−3)

=8a+5b+−3+3b+−9

=(8a)+(5b+3b)+(−3+−9)

=8a+8b+−12

5 0
2 years ago
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A sample of 2,845 auto workers was selected to learn if they would go on strike. Over 50% of those in the sample declared they w
bogdanovich [222]

Answer:

This condition is true.

Step-by-step explanation:

A sample of 2,845 auto workers was selected to learn if they would go on strike.

Over 50% of those in the sample declared they would strike.

We can assume that the majority of all auto workers favor a strike. This is true because, in the sample, it is declared that 50% of workers would strike.

And this sample represents the whole majority or population. Hence we can say that a majority of all auto workers favor a strike.

5 0
3 years ago
Help.. ill give brainliest..
saveliy_v [14]

Answer:

Hi there

1. 28

2. -18

3. -26

4. 14

5. -7

6. 2

7. -17

8. 12

9. -12

10. -15

11. 24

12. 8

13. 2

14. 4

15. - 23

16. - 9

Step-by-step explanation:

there is a easy step to integers

1. if there is a plus then minus or vice versa way then u should subtract .

( + - = - )

2. if there are two plus signs then, add .

( + + = + )

3. if there are two minus signs then , subtract

( - - = - )

hope u understand

5 0
3 years ago
Find the measure of angle b.<br> PLZ HELP
zhannawk [14.2K]

Answer: 59 degrees

Step-by-step explanation:

90-31=59

4 0
3 years ago
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Step-by-step explanation:

863.57 ×40/100 = 345.428

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3 years ago
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