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

If point (x, y) is reflected over the y-axis, the resulting point is (-x, y)
Solve 5x +14 = k For x.
How does the cell wall pro text a plant cell?
David brought home a leaf cutting from a plant. He potted the cutting, and it grew into a full plant. What can you conclude about the new plant? A. It inherite
50 POINTS What might engineers use to test a new software design? incubators robotics simulations microscopes
Terrence is folding paper cranes at a constant rate. Write an equation to describe the relationship between c, the number of cranes, and t, the total time in mi
Intervention in which of the following countries would best be considered a peacekeeping expedition? ChinaSouth africPanamaSomalia​
Please help me please !!!!!
How much heat is released when 105g of steam at 100.0C is cooled to ice at -15C? Enthalpy of vaporization of water is 40.67kj/mol, the enthalpy of fusion of wat
Which of the following is the correct explanation for linked genes?