H, it's asking for the total amount of money spent. so you add.
6x and 2x have the same variable and are raised to the same power. That means that they are like terms and can be combined.
6x + 2x = (6 + 2)x = 8x
So, 8x is the answer.
Answer:
n/a no mode
Step-by-step explanation:
12 ft I think because 18 would be too long