zs

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

受欢迎的 Word Problems >

Devaughn is 10 years older than Sydney. The sum of their ages is 102 What is Sydney's age?

解答

De v a ug hn i s 10 ye a rs o l d er t han S y d n ey . T h e s u m o f t h e i r a g es i s 102 Wha t i s S y d n e y^{'} s a g e ?

解答

Sydney^{'} s age is : 46

求解步骤

Translate the problem into an equation:

x + x - 10 = 102

求解

x, x + x - 10 = 102 : x = 56

找到 Sydney's age

: 46

Sydney^{'} s age is : 46

流行的例子

How much interest do you earn after 12 years if you invest 2250 at 4.5% simple interest?Identify your variables P_{_{}}_{_{}}R_{_{}}_{_{}}_{T}_{_{}}_{_{}}_{_{}}Write an equation letting x be the unknown number.four subtracted from a number is 2.What is the new price of 19467 if it was increased by 25%If Jim was 15 years old 11 years ago, how old will he be 10 years from now?Translate "some number minus-22"