spike617doesmcp6ithu spike617doesmcp6ithu

01-04-2018
Mathematics

contestada

William is 3 years older than Charmaine.The sum of 3 times charmaines age and 2 times Williams age is 76.How old are William and Charmaine

Respuesta :

emiliaatkinson emiliaatkinson

01-04-2018

Charmaine= x
William=x+3
3 times Charmaine = 3x
2times William = 2x+6
5x+6=76
5x=76-6
5x=70
X=14
Charmaine is 14
William is 3 years older so is 17

Check:
17x2= 34
14x3=42
34+42=76

So Charmaine is 14
William is 17

Answer Link

Otras preguntas

Solve the system of equations.3x+3y+6z=33x+2y+6z=74x+4y+7z=4

How many eights are there in 6 1/2

Consider the following system of equations. y = 2x - 2 y - 2x = 5 What can you conclude about the system of equations? The system of equations is inconsistent.

factoring 12m^2n^2-8mn+1=

What do you mean by corrosion? How can you prevent it?

What do you mean by corrosion? How can you prevent it?

Why do Andhra Pradesh donot recive any snow fall during during winter months. PLEASE HELP.....EXAM TOMORROW

all fractions between 0 and 1/4

1. Why are there active volcanoes along the Pacific coast in Washington and Oregon but not along the East coast of the United States?

name 2 sound devices and what type they are from the song Where Is The Love by the Black Eyed Peas.