Answer:
6x = 16
Step-by-step explanation:
Given:

The equation can be rewritten as:

Multiply both sides by 2x.

Simplify the equation in simplest form.

Therefore, the answer to this question is 6x = 16.
Please let me know if you have any questions regarding my answer or explanation!
Answer:
erm
Step-by-step explanation:
60
They've both got the same amount of squares so they're the same in perimeter
Answer:
the thrid one
Step-by-step explanation:
Answer:
y = (x - 2)² + 9
Step-by-step explanation:
To obtain the equation in vertex form use the method of completing the square.
Add/ subtract ( half the coefficient of the x- term)² to x² - 4x
y = x² + 2(- 2)x + 4 - 4 + 13
= (x - 2)² + 9 ← in vertex form