
Answer: The sequence 3, 12, 26, ... is not a geometric sequence.
Answer:
Should be a 33.33% increase
Step-by-step explanation:
320 divided by 240 to get 1.33, anything above 1 is increase, so its a 33% increase.
Answer:
x = 9
Step-by-step explanation:
The big triangle is similar to smaller one so we can use the side lengths' proportion to find x:
7/4 = (x-3)+8/8
7/4 = (x+5)/8 cross multiply expressions
56 = 4x + 20 subtract 20 from both sides
36 = 4x divide both sides by 4
9 = x
Answer:
Are you trying to find the price before the discount and tax?
Step-by-step explanation:
Also, what album are you buying? Lol
P.S. I'll change my answer when I understand.