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פּוֹפּוּלָרִי Word Problems >

The sum of two numbers is 56 and their difference is 38 . Set up two equations by letting x and y be the two numbers.Use x as the larger of the 2 numbers.Sum equation:

פתרון

T h e s u m o f tw o n u mb ers i s 56 an d t h e i r d i ff ere n ce i s 38 . S e t u p tw o e q u a t i o n s b y l e tt in g x an d y b e t h e tw o n u mb ers . U se x a s t h e l a r g er o f t h e 2 n u mb ers . S u m e q u a t i o n :

פתרון

The numbers : 47, 9

צעדי פתרון

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 56

x - y = 38

x + y = 56, x - y = 38 : x = 47, y = 9

The numbers : 47, 9

דוגמאות פופולריות

Thomas is 4 times as old as John. In 12 years' time Thomas will be twice as old as John. What are their present ages?Johnny flipped a coin 450 times. His results are below: What is the experimental probability that the coin lands on heads?The sum of two numbers is 53 . The smaller number is 15 less than the larger number the sum of a number and 8 is less than 35 Twice the sum of a number and six is twenty,:What is the number?