chantel10191 chantel10191
  • 02-10-2018
  • Mathematics
contestada

21 - -7what is 21 - 7

Respuesta :

twokneee
twokneee twokneee
  • 02-10-2018
twenty one minus seven is fourteen (14).
Answer Link
didibrown003
didibrown003 didibrown003
  • 02-10-2018

21-(-7) would turn into a positive so the answer would be 28.

21-7 would be 14

Answer Link

Otras preguntas

If the probability of giving birth to a boy is 0.52, what is the approximate probability of giving birth to 4 consecutive boys?
The novel Uncle Tom’s Cabin, which effectively the unfairness toward black people, was a major influence in the antislavery movement. (A) portrayed…strengthenin
Please help??? Science SEMESTER REVIEW!!!!In a series of rock layers, a geologist finds fossils of a pine trees and oak trees in layers that are 1.0 m and 1.5
If y=2 when x=3. What is the value of y when x=9?
Find the sum of 2/9+1/9?
Which sentence correctly forms the plural of the letter R? A. Three R's make up her initials.
If the sun ran out of energy what would happen to the energy resources on earth
If the sun ran out of energy what would happen to the energy resources on earth
what religion did mansa musa of mali help spread
find the area of a triangle given that c=40m b=20m a=48°