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פּוֹפּוּלָרִי Word Problems >

Twice a number added to another number is-8. The difference of the two numbers is 2. Find the numbers. Write the numbers from least to greatest.

פתרון

Tw i ce a n u mb er a dd e d t o an o t h er n u mb er i s - 8. T h e d i ff ere n ce o f t h e tw o n u mb ers i s 2. F in d t h e n u mb ers . W r i t e t h e n u mb ers f ro m l e a s t t o g re a t es t .

פתרון

The numbers : - 2, - 4

צעדי פתרון

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

2 x + y = - 8

x - y = 2

2 x + y = - 8, x - y = 2 : x = - 2, y = - 4

The numbers : - 2, - 4

דוגמאות פופולריות

15 is 75% of what number The sum of five times a number x and forty is sixty.The diameter of a circle is 12 miles. What is the circumference?The area of a circle is 1.5386 square feet. What is the diameter?Eight times the reciprocal of a number equals 4 times the reciprocal of 8 . Find the number.