everything can be found in the picture
Answer:
f(x) = 6x + 9.
Step-by-step explanation:
y - 6x - 9 = 0
y = 6x + 9.
So that would be:
Answer:221
Step-by-step explanation:20+201=221
726
You multiply the base and the height (11x11) and multiply THAT by 6 because there are 6 faces on a cube.