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Popolare Word Problems >

Twice a number is 30

Soluzione

Tw i ce a n u mb er i s 30

Soluzione

The number : 15

Fasi della soluzione

Represent the number with

x

A.T.Q.:

2 x = 30

Risolvi per

x, 2 x = 30 : x = 15

The number : 15

Esempi popolari

Dave puts 4,205.00 into an account to use for school expenses. The account earns 7% interest, compounded monthly. How much will be in the account after 8 years?A spherical snowball is melting. Its raggio is decreasing at 0.2 centimeters per hour when the raggio is 15cm. How fast is the volume changing at this time at this time?If 7 is decreased by the reciprocal of a number, the result is 7/3 Find the number.The product of two consecutive even integers is 528. Find the integers Seven times a number is 30 greater than the sum of twice the number and 5 . What is the number?