Respuesta :
Answer:
x + 15 = 21 is the equation to find the number of boys to be added
42 students in the environment club after boys representation is made 50%.
Step-by-step explanation:
To make the number of boys and girls 50-50, you need to have an equal amount of boys and girls in the club, there are 21 girls, to find out the number of boys to be added, the equation would be,
where x is the number of boys to be added.
x + 15 = 21
x = 21 - 15
x = 6
finding the total number of students in the club after 6 boys will be added.
15 + 6 + 21 = 42
There are 42 students in the environment club after boys representation is made 50%.