Answer:
21 chickens
Step-by-step explanation:
10×4=40
82-40=42
42÷2=21
Answer:
130
Step-by-step explanation:
Answer:
The values of and are and , respectively.
Step-by-step explanation:
The statement is equivalent to the following mathematic expression:
(1)
By definition of the perfect square trinomial:
And by direct comparison we have the following system:
(2)
(3)
By (3), we solve for :
The values of and are and , respectively.
Answer:
for q4 it 3 but q5 ibk.. .............