atx3udnspn atx3udnspn

25-01-2021
Mathematics

contestada

Devon is five years younger than Sydney the sum of their ages is 57 what is Sydney

Respuesta :

usnepal0 usnepal0

25-01-2021

Answer:

Sydney is 31 years old.

Step-by-step explanation:

LET age of Devon be x years

and let age of Sydney be y years

if x=y-5-------(i)

x+y= 57 (sum)

Using (i)

(y-5)+y=57

2y=62

y=31

Answer Link

Otras preguntas

By writing a poem full of extreme feeling, is Keats just being dramatic, or is writing such a poem a way of making peace with strong feelings? Explain.

Solve 2x – 11 = k for x.

Describe a algún personaje del cuento "La meningitis y su sombra" considerando cómo es al inicio de la historia y cómo es al final de la histora

why is native american so important ?

explain one of the structure that hydraulic engineering is involved in

____ is the mixture of gases

When does carbon dioxide absorb the most heat energy? during freezing during deposition during sublimation during condensation

Find the product mentally. (r - s)^2 A) r^2 - 2 rs + s^2 B) r^2 - rs + s^2 C) 2 r^2 - rs - s^2

Need help, please help me ASPA!!!

Explain what should be your attitude after taking the test.