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人気のある Word Problems >

find three consecutive even integers whose sum is-18

解

find three consecutive even integers whose sum is -18

解

The numbers : - 8, - 6, - 4

解答ステップ

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

A.T.Q.:

x + x + 2 + x + 4 = - 18

解く

x + x + 2 + x + 4 = - 18 : x = - 8

x + 2 = - 8 + 2 = - 6

x + 4 = - 8 + 4 = - 4

The numbers : - 8, - 6, - 4

人気の例

Between what two consecutive whole numbers does sqrt(230) lie?the 差 of a number and 8 is-15 five less than the product of 3 and a number Suppose you deposit \1500 in a savings account that pays interest at a annual rate of 6%. No money is added or withdrawn from the account. How much will be in the account after 20 years the 差 between a number and fourteen is equal to the product of the number and eight