sanchezjessica123 sanchezjessica123
  • 02-03-2020
  • Mathematics
contestada

A is now 4 times as old as B. Five years ago the sum of their ages was 45 years. How old is each?

Respuesta :

Danboghiu66
Danboghiu66 Danboghiu66
  • 02-03-2020

a=4b

(a-5)+(b-5)=45

4b-5+b-5=45

5b=55

b=11

a=44

Answer Link

Otras preguntas

How to determine the domain and range of a rational function?
What is the empirical formula for a molecule containing 46.8% Si and 53.2% O?
About what percentage of people in Africa are of the Christian religion?A. 40%B. 12%C. 73%
What is the density of an object having a volume of 253 ml and a mass of 91.6 g?
Any proposed solution of a rational equation that causes a denominator to equal​ _______ is rejected.
Can someone please help me? You will get 20 points!!! I will give Brainliest Answer, Five Stars, and a Thanks!! Explain how the Inca and Pizarro interacted wi
Mendel also performed ____Crosses which involve two ____Pairs with pea plants
Graph the linear function f(x) =3x+2 and find the maximum on the interval [-1,1]
What causes a fire sprinkler to activate? *?
If the angle between polaris and the horizon is 40°, what is your approximate latitude?