Can someone please help I need help with all of this

Step-by-step explanation:

Answer 1 :

x=5

25/30 = 5/6 because it is divided/multiplied by a factor of 5

Answer 2 :

1 donut = 45cents

$2.70 / 6 = 45cents

Answer 3 :

3/10 =

1.5/5

or

6/20

or

9/30

or

30/100

Answer 4 :

x=15

3/8 = 15/40 because it is divided / multiplied by a factor of 5

Answer 5:

1 oz is 0.14 cents

$1.68 / 12oz = 0.14 cents

Good Luck!

hello :

70y^8 + 30y^6 = 2 ( 35 y^8 + 15y^6)

the lenght is : 35 y^8

the width is : 15y^6