kelsey3096 kelsey3096
  • 01-08-2018
  • Mathematics
contestada

In class 8K, there are 28 pupils. There are two more boys than girls. How many girls are in class 8M?

Respuesta :

xisca xisca
  • 01-08-2018

let boys be y and girls be x so y = x+2

x+x+2 =28 (by the problem)

2x +2 = 28 so 2x= 28-2 so x= 13 so boys are y=x+2 =15

boys 15 girls 13

Answer Link

Otras preguntas

In a given country the average price of a gallon of unleaded gasoline in 1997 was $1.58 in 2010 the average price was $3.11 find and interpret the average rate
I need help with project
In a given country the average price of a gallon of unleaded gasoline in 1997 was $1.58 in 2010 the average price was $3.11 find and interpret the average rate
What is the largest known number called?
Im struggling with these 2 problems
All are positive ways to deal with chronic stress EXCEPT: A. Meditation or listening to music B. Ignoring the problem C. Exercise D. Talking with a trusted adul
The amplitude of a mechanical wave shows _____. A. how fast the wave is moving B. how many waves pass a given point in one second C. how many seconds it takes a
y = -x + 3 2y + 2x = 4
how much is 409,000x509,000
Something times 3=-180