Answer:
34 pounds
Step-by-step explanation:
3x9=27
27+7=34
составим уравнение
11х=9х+124
2х=124
х=62
проверим ответ
682=558+124
тогда, общее количество детей
682+558=1240
Answer:
x=(y+b)/a
Step-by-step explanation:
y=ax-b
y+b=ax
(y+b)/a=x
we are given
BE=x
ED=x+10
AE=x+1
EC=x+3
we can see that two chords AC and BD are intersecting inside the circle
so, we can use property

now, we can plug values

now, we can multiply them

now, we can move all terms on left side


...............Answer
Answer:
take the common between dy and y
do similarly also with x .and make a equation