280 because 35 in 15 min. and 15min. times 4 is one hour, so for two hours it would be times 8, 8 times 35 equals 280
2(2x + 3) + 2(x=1)
if they give you x just sub in
Answer:
3.5pi
Step-by-step explanation:
just multiply together and you'll get your answer
Step-by-step explanation:
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Answer:
Forth term of the sequence is 61
Step-by-step explanation:
Let's just go from a1 to a4:
a1 = 5
a2 = 2x5+3 = 13
a3 = 2x13+3 = 29
a4 = 2x29+3 = 61