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

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

Maria is very upset because the writers' strike has caused her to have to live without learning what's to come with the women on Desperate Housewives and how da

The "Garbage Project" at the University of Arizona reports that the amount of paper discarded by households per week is normally distributed with mean 9.4 lb an

What is the function of the light-dependent reactions?

Alexius invests $24,500 in two accounts paying. 5% and 7% annual interest. How much was invested in each account if, after one year, the total interest was $1,5

Even if you live in the middle of North America, the quality of your watershed can affect the quality of the ocean. How can this be? Select one: a. Evaporation

When radioactive substances decay, the amount remaining will form a geometric sequence when measured over constant intervals of time. The table shows the amount

Which of the following was the primary purpose of the olimpic games? Social Studies

explain how freezing and evaporation are similar processes when it comes to seawater

b) The distance of the red supergiant Betelgeuse is approximately 427 light years. If it were to explode as a supernova, it would be one of the brightest stars

In June 2009, at the trough of the Great Recession, the Bureau of Labor Statistics announced that of all adult Americans, 140,196,000 were employed, 14,729,000