The cost of diaries is £12 . Work out the cost of 7 diaries

Okay so since the cost of one diary is $12.00 multiply that by the amount of 7 diaries and you get

12

×7

___

84

So the cost of 7 diaries is $84.00.

Hope this helped!

Step-by-step explanation:

hello :

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

the lenght is : 35 y^8

the width is : 15y^6

answer:

a=9

step-by-step explanation: lmk if you need a explanation