The difference between two numbers is 9 and the product of the numbers is 162.Let x be the smaller number. Form an equation in x and solve it to find the two numbers.

Solution

Solution

The numbers : 18, 9 or - 9, - 18

Solution steps

Represent the numbers with

x and y

number 1 : x

number 2 : y

A.T.Q.:

x - y = 9

x y = 162

x - y = 9, x y = 162 : (x = 18, y = 9 x = - 9, y = - 18)

The numbers : 18, 9 or - 9, - 18

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