jamesntln jamesntln
  • 16-10-2020
  • Mathematics
contestada

suppose that four times the square of a number equals 20x that number.what is the number​

Respuesta :

shwetakumari950
shwetakumari950 shwetakumari950
  • 16-10-2020

Answer:

4X^2=20X

4X^2-20X=0

4X(X-5)=0

4X=0

X=0

X-5=0

X=5 SOLUTION

PROOF

4*5^2=20*5

4*25=100

100=100

Step-by-step explanation:

please mark me as a brain list

Answer Link
wolf1728
wolf1728 wolf1728
  • 16-10-2020

Answer:

Number = x

4x^2 = 20x

4 x^2   -20x = 0

Dividing both sides by 4

x^2 -5x =0

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

x = 5

and x = 0

Step-by-step explanation:

Answer Link

Otras preguntas

why the renaissance began in northern italy​
The material that keeps its new shape after it is stretched is called?
2x+5-3x=8(x+1); solve for x.
. I am trying to get a call through to San Francisco. (send, put)​
Which is NOT a characteristic of bacteria? A. They are unicellular. B. They are prokaryotic. C. They are the smallest form of life on earth. D. They are mul
Determine the linear equation from the graph below. 1 Height of a balloon 3 + . . . . . Height (1000 ft) 10 20 30 40 50 60 Time (sec)
At which stage would you introduce your product to the market at large? A. development stage B. market testing stage C. commercialization stage D. ideat
The importance of Judaism in modern Western government is the:
What does Portia compare a rumor to?How does she describe how the rumor is circulating?What is Shakespeare's purpose in using this imagery?​
Lina went camping in the woods. While camping, she accidentally touched a strange plant. Her hand immediately started itching, and her skin erupted in hives. Af