Hi,
We know that:
a² -- b² = (a -- b)(a + b).
With a = x, and b = 4, we have:
x² -- 16 = x² -- 4² = (x -- 4)(x + 4).
As simple as that. Have you understood ?
Green eyes.
Answer:
86 thousand 5 hundred and 3
Step-by-step explanation:
Answer:
Step-by-step explanation:

The answer is B! Ive past my test for this task.
Answer:
y=3x+12
Step-by-step explanation:
x=month of the total length
and it says increases so its addition