es

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

kathy is 7 years younger than brian. the sum of their ages is 84 how old is brian

Solución

kathy is 7 years younger than brian. the sum of their ages is 84 how old is brian

Solución

Brian^{'} s age is : 45 \frac{1}{2}

Pasos de solución

Translate the problem into an equation:

x + x + 7 = 84

Resolver para

x, x + x + 7 = 84 : x = \frac{77}{2}

Hallar Brian's age

: 45 \frac{1}{2}

Brian^{'} s age is : 45 \frac{1}{2}

Ejemplos populares

allison is 3 years younger than her sister. the sum of their ages is 25 how old is allisons sister Gregory is 2 years older than Vivian. In 9 years the sum of their ages will be 84. How old is Gregory now?Cameron is 22 years younger than Caitlyn. 3 years ago, Caitlyn's age was 2 times Cameron's age. How old is Cameron now?Alvin's age is two times Elga's age. The sum of their ages is 51. What is Elga's age?Tony is 74 years older than Destiny. In 14 years Tony will be 3 times Destiny age. How old is each now?