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

2. If the initial speed of the baseball in question 1 is v. = 0.0 m/s, what will its speed be when it leaves the pitcher's hand?
ECON Why do governments typically set up natural monopolies? A. To regulate access to essential services B. To limit the power of businesses in an oligopoly C.
7. The sweater cost $35, and the tax rate was 8%. How much do you have to pay in tax? 8. Based on the information in question 7, what is the total cost of the
explain the causes of acne. How can it be treated?
PLEASE HELP. SOON. I really need help i’m struggling a lot lol
Pretend you are an employer. you will discuss a promotion and a raise with an employee. What will you say to them?
Turnbull Co. has a target capital structure of 58% debt, 6% preferred stock, and 36% common equity. It has a before-tax cost of debt of 8.2%, and its cost of pr
Yo me ____varias veces durante la noche. (levantar)​
Have you ever wondered why runners start at different spots on a track instead of lining up together? This is called a staggered start. Since tracks have semici
factorise the following a) 32a^2-98b^2 b)m ^2 -64n^2