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Phổ biến Word Problems >

seven less than twice a certain number is 3 more than the same number what is the number

Lời Giải

se v e n l ess t han tw i ce a cer t ain n u mb er i s 3 m ore t han t h e s am e n u mb er w ha t i s t h e n u mb er

Lời Giải

The number : 10

Các bước giải pháp

Represent the number with

x

A.T.Q.:

2 x - 7 = 3 + x

Giải

x, 2 x - 7 = 3 + x : x = 10

The number : 10

Ví dụ phổ biến

the sum of a number times 6 and 25 is at most 26 the hiệu of two numbers is-8 and the sum of their squares is 50.Find the numbers An ordinary die is thrown. Find the probability that the number obtained is even or greater than 4?The chu vi of a circle is 8pipi ft. Find its radius, in feet.The chu vi of a circle is 14pipi cm. Find its diameter, in centimeters.