You can solve this using proportion.
5 = 4
7 = ?
7(4)/5= 5.6
7 cakes cost £5.6
Answer:
-6z
Step-by-step explanation:
(3z)2=6z
Add the negative
-6z
It might be mmmm idk I’m too dome
Triangle = 3, Square = -1, Star = 5
Answer:
Option C: 
Step-by-step explanation:
Given the side length of a square is 11 units.
Note that 
Since, length cannot be negative, we can eliminate - 11.
Hence, the length of the side of the square is 11 units =
.
Hence, the answer.