a4nandachBones a4nandachBones

01-10-2016
Mathematics

contestada

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

Respuesta :

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

8 players share 7 oranges... What fraction does each player get?

Factor each expression 27+12 30+12x 42x+49

Write 81.42 as a mixed number

I need help answer eight nine and ten

Which property justifies this r(s + t) = rs + rt statement

which is greater or equal to 8/10 or 63/100

It is too late to remedy air pollution. a. True b. False

What is relative humidity?

You submerge a piece of clay in water and measure the total volume. You change the shape of the clay and put it back into the same amount of water. Does the mas

A circular picture is 8 inches in diameter. Part A What is the area of the picture in square inches? A. 4π square inches B. 8π square inches C. 16π squa