Answer:

Step-by-step explanation:
The given equation is

This implies that;

Solve for x to obtain;


18u^2. For verifying that count the entire squares of the triangle, and use the partial one to make complete squares.
Answer:
a^2 - 25.
Step-by-step explanation:
(5 + a)(-5 + a)
= -25 + 5a - 5a + a^2
= a^2 - 25.
Answer:
30 sides
Step-by-step explanation: