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

in quotient and remainder what is the remainder of 2,117 divided by 7
What's bigger 2/3 or 4/5
a minivan can hold up to 7 people. How many minivans are needed to take 45 people to a basketball game?
You borrow $200 from a friend to help pay for a new laptop computer. You pay your friend $12 back per week. Write and solve an inequality to find when you will
A package of 5 pairs of gloves costs $29.45. What is the unit price of a pair of gloves? is it $5.89per pair?
unlike carbohydrates and fats, protein contain the element?
When doing a close reading, what is involved in the process of annotating a text?
Meredith picked four times as many green peppers as red peppers if she picked a total of 20 peppers how many green peppers did she pick
What should you keep in mind when bidding on items at an online flower auction? A. The product is almost never guaranteed. B. There are no tools or ratings av
When World War I was beginning in Europe, the United States was trading profitably with?