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VikaD [51]
3 years ago
7

Which of the following are solutions to the equations below? x^2+x-20=0

Mathematics
2 answers:
Sveta_85 [38]3 years ago
5 0

Answer:

x=4  x=-5

Step-by-step explanation:

x^2+x-20=0

Factor

What 2 numbers multiply to -20 and add to 1

-4*5 =-20 and

-4+5 =1

(x-4) (x+5) =0

Using the zero product property

x-4 =0  x+5=0

x=4  x=-5

irinina [24]3 years ago
4 0

Answer:My answer would be

x=4,-5

tell me if I am wrong


Step-by-step explanation:


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Step-by-step explanation:

First, convert the 7 lbs. to ounces by multiplying 7 by 16. You do this because 1 pound equals 16 ounces. You get 112 ounces. Then subtract the hand's weight (74 oz.) from the piglet's weight (112 oz.).  You get 38 ounces which is your answer.

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Answer:

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Step-by-step explanation:

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