lollol
lollol lollol
  • 03-03-2016
  • Mathematics
contestada

What is a number 27 greater than twice the opposite of itself?

Respuesta :

unicorn3125
unicorn3125 unicorn3125
  • 03-03-2016
the number:                                n
opposite number:                     -n
twice the opposite number:      2·(-n)=-2n
27 greater then -2n:                  -2n+27

 
n = -2n + 27
n + 2n = 27
 3n = 27
3·n = 3·9
 n = 9

Answer Link

Otras preguntas

Answer plsI have no idea what to do with this.
How can a jet create a sonic boom?
______ typically feel slippery when touched.
Mrs. Rodrigues wants to compare the spread of the test scores of her two biology classes. Which statistic should she use? mean standard deviation median mode
_________como el pescado.
if tan theta = 11/60, what is the value of cot theta? 1/60 1/11 60/11 61/11
The movement of the Earth’s plates is also called: a. divergent plate tectonics c. converging plate movement b. plate tectonics d. plate movement
How do forests maintain the composition of air
Which type of visual aid would you use if you wanted to show the percentage of students at your school who were interested in careers in each of eight industrie
What two documents constructed in Philadelphia also denoted the spirit of the city