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פּוֹפּוּלָרִי Word Problems >

One number is two more than thrice another number. Their sum is 30 . Find the numbers.

פתרון

O n e n u mb er i s tw o m ore t han t h r i ce an o t h er n u mb er . T h e i r s u m i s 30 . F in d t h e n u mb ers .

פתרון

The numbers : 23, 7

צעדי פתרון

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = 2 + 3 y

x + y = 30

x = 2 + 3 y, x + y = 30 : x = 23, y = 7

The numbers : 23, 7

דוגמאות פופולריות

The sum of twice a number and 13 is 75 Chris is 19 years older than Shelley. Five years ago, the sum of their ages was 129. How old are they now?Six times the sum of a number and 15 is-42 Three years ago, Tina was three times as old as George. Now, Tina is twice as old as George. How old are Tina and George currently?what number is 15% of 60