carebear95 carebear95
  • 12-01-2020
  • Mathematics
contestada

A is 5 years older than T. In 3 years, T will be 2/3 A age. How old is A?

Respuesta :

Hafeesahhhh
Hafeesahhhh Hafeesahhhh
  • 12-01-2020

Answer:

12 years

Step-by-step explanation:

T + 5 = A

Therefore T =A - 5

In three years T = 3+ (A-5)

thus T = A - 2

Also in three years T = 2/3 (A+3)

Equating the two

A -2 = 2/3 (A+3)

3A - 6 = 2A + 6

3A - 2A = 6 + 6

Therefore A = 12

Answer Link

Otras preguntas

hi! please help ? i'm not the greatest in math. i'd appreciate it.
Which religious movement's reforms resulted in social reforms in the mid-nineteenth century
In which two ways did the Nazis use imprisoned Jews?
How long is the border between mexico and united states?
If a man weight 155 lb on earth, specify ( a. His mass in slugs, ( b. His mass in kilograms, and ( c. His weight in Newton’s. If the man is on the moon, wher
Plzzzzzzz help 1. Explain why Brownian motion provides evidence for the existence of atoms and molecules.
Is 1 to 3, 2 to 9 equivalent or not. And is 2 : 3, 24 : 36 equivalent or not
Create a food chain with the following organisms. Be sure to identify each organism as a primary producer, primary consumer, secondary consumer, tertiary consum
Crossing Borders: Informational Essay. does any1 have this?
I need to write a word problem for math. Please help with the word problem . in the word problem you have to Write out word problem Define the two variables s