sameakamou5wf8 sameakamou5wf8

04-08-2017
Mathematics

contestada

Devaughn's age is two times Sydney's age. The sum of their ages is 30

. What is Sydney's age?

Respuesta :

musiclover10045 musiclover10045

04-08-2017

D=2S

D+ S = 30

2s+S = 30

3S=30

S=30/3 = 10

Sydney is 10

Devaughn is 2*10 = 20

Answer Link

Otras preguntas

What is .5v^1/3 Can u please help? Ian super lost!!!!!!

Brody added a fraction to 5/6 to get 31/30. Use the equation a/b + c/d = (ad +bc)/ bd to find the fraction he added

Brody added a fraction to 5/6 to get 31/30. Use the equation a/b + c/d = (ad +bc)/ bd to find the fraction he added

The cause of the sun rising and setting in the sky is the earths rotation . What is the affect

PLEASE HELP IS THE OLD YELLER !!!!!!!!!!!! When does Mrs. Coates first demonstrate that she recognizes Travis is taking on his father's role? A. when Travis go

PLEASE HELP IS THE OLD YELLER !!!!!!!!!!!! When does Mrs. Coates first demonstrate that she recognizes Travis is taking on his father's role? A. when Travis go

what is 3\13 times 143 equal

find the slope of the line described by x - 3y =-6.

what is 140/216 in simplest forms

72 - (blank) + 20 = 70 what number is the blank