3 years ago

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

Mathematics

1 answer:

Ivanshal [37]3 years ago

6 0

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

You might be interested in

What is the answer to 2*3(15-5+3)4*4-6

Andreas93 [3]

hope it helps u..........

3 0

3 years ago

Anyone please gives me the correct answer to this problem on Khan Academy. The assignment is due tomorrow, and I don't want to f

spin [16.1K]

Answer:

(-2,-2) and (-7,1)

Step-by-step explanation:

I can't see i am trying

6 0

2 years ago

2f -g

Sever21 [200]

Answer:

2x4 - 5x1x3 {bracket means times] =8-15=-7

Step-by-step explanation:

2f=2xf=2x4=8

g=5x1x3=15

=8-15

=-7

4 0

3 years ago

Divide 33 photoes into 2 groups so the ratio is 4 to 7

natali 33 [55]

Answer:

12:21

Step-by-step explanation:

4 + 7 = 11

33/11 = 3

3x4=12 & 3x7=21

Therefore, ratio is, 12:21

3 0

3 years ago

Read 2 more answers

Erica must tutor a minimum of 20 hours per week in order to remain in the national honor society. She has a student that she tut

irinina [24]

Answer:

3 hours every weekday

Step-by-step explanation:

20 - 5 is 15 so she must work 15 hours during the week since saturday and sunday are taken. 15 divided by 5 is 3 therefore, giving you three hours a day; Monday, Tuesday, Wednesday, Thursday, and Friday

8 0

3 years ago