I'm not sure I understand the question thoroughly but I'll try...
Let's make "x" the amount in the account.
$40 * 4 = $160.
After four months: x - $160
Answer:
V≈113.1
Step-by-step explanation:
the answer is roughly 113.1
Answer:

Step-by-step explanation:


You mind explaining it? Like the question
Answer:
3x^2 - 2x + 1
Step-by-step explanation:
first row: 5 (x^2) tiles, -2 (x) tiles and 2 (1) tiles
minus (-) tile
second row: 2 (x^2) tiles and 1 (1) tile
equal (=) tile
ans: 3 (x^2) tiles, -2 (x) tiles and 1(1) tile
3x^2 - 2x + 1