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

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

The area of the circle above is 1,962.5 units2. What is the circumference of the circle? Use = 3.14. A. 654.17 units B. 981.25 units C. 78.5 units D

When you copy data from a file on a storage device into ram, you ____ from the file?

The Great Wall of china an the Berlin Wall were both intended

Some of the earliest christian art that we know about has been found where? all of the above the catacombs of rome the roman basilica the temple of athena

The photograph below shows a bouncing ball in front of an illuminated grid. The heights of the ball's bounces make a geometric sequence. What will the height of

What are the first three terms of a geometric sequence in which a5=25 and the common ratio is 5?

Write the equation of the line that goes through the point (2,-5) and is parallel to y-axis

Propose how you,as young person,could prevent human rights violations from taking of sports personalities rights by the media

Select the suffix you would find in a word to indicate "related to."

]Which of the following describes the arrangement of particles in plasma?The particles are ionized and move independently of each other.,The particles are packe