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 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

7 over 8 as a decimal
which of the following locations will most likely have the highest average annual precipitation
How do i use the pythagorean theorem
The study of language is called _____. langology linguistics lingo
How did Henry ford effect the automobile industry?
What is the hypothesis in the following conditional statement? "If a polygon has three sides, then it is a triangle." A. It is a triangle. B. It is not a triang
a carton can hold 1000 unit cubes that measure 1 inch by 1 inch by 1 inch describe the dimensions of the card using the unit cubes
Each of the 12 sides of the cross is 15cm. What is the area of the cross?
Two ways in which the media does not reflect the society you live in.
How to describe an arithmetic sequence in your own words