Answer:
bd=cc=oc2
Step-by-step explanation:
2x + 3*6 = 36
2x = 36-18
2x = 18
x = 9
x=3y
Switch sides
3y=X
Divide 3 both sides to get
T= x/3
12 more boys than girls
ratio of boys to girls = 7:5
thus 2/12 is difference between boys and girls = 12
total students = 12 ÷ 2/12 = 72
