Answer:
To work out the percentage, all you have to do is divide the first subject by the second and multiply that by 100%.
In other words, 
= 
=
.
Step-by-step explanation:
Hope this helped!





None of the above should be 4th option
Answer:
The price of the piano is $311.69
Answer:
x = -1 ,y = -5
Step-by-step explanation:
--> -2x + 3y +3x-3y = 12-13
--> x= -1
then
--> -2(-1) +3y =-13
--> 2+3y= -13
--> 3y = -15
--> y =-15/3
--> y = -5
Answer:
0.12
Step-by-step explanation:
12/100