a4nandachBones
a4nandachBones a4nandachBones
  • 01-10-2016
  • Mathematics
contestada

the sum of two numbers is 18 and their difference is 4

Respuesta :

texaschic101
texaschic101 texaschic101
  • 01-10-2016
a + b = 18
a - b = 4
-------------add
2a = 22
a = 22/2
a = 11

a + b = 18
11 + b = 18
b = 18 - 11
b = 7

ur 2 numbers are 7 and 11
Answer Link

Otras preguntas

Who the main character in Condenced milk
x² + 2x – 1 = 0 in English words.
Find RS in the picture please
Passing through (-2,1 ) and perpendicular to 4x + 7y + 3 = 0.
What were the most popular final destinations chosen by immigrants after they entered the United States? Check all that apply. Immigrants chose to stay in large
a member of a book club wishes to purchase two books from a selection of eight books recommended for a certain month in how many ways can she choose them
What is the solution to the system
Calculate the standard potential for the following galvanic cell: Ni(s) | Ni2+(aq) || Ag+(aq) | Ag(s) which has the overall balanced equation: Ni(s)+2Ag+(aq)→Ni
ice sheets are enourmous masses of ice that
When driving, you should scan a minimum of_seconds ahead of you. A.5 B.10 C.15 D.20