10 % = 24
20 % = 2 x 10%
20 % = 48
240 + 48 = 288
hope this helps you
It is opposite of what the equation is saying. Like if you had to add you would subtract or if you multiply you would divide.
-5x(x+3)-7(x-3)/x^2-9= -5x^2-15x-7x+21/x^2-9= -5x^2-22x+21/x62-9
Answer:
a
Step-by-step explanation:
What are the degrees of the missing angles
