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2 years ago

What is the value of the expression 9+4n-1 when n = 3?

1 answer:

6 0

Answer: 9+4n-1 = 20

We can solve this by substitution.
Replace n with the value given, 3 (remember 4n means 4 times n):
9 + 4*3 - 1
Then work it out using arithmetic
9+12-1
=20

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3 years ago

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3 years ago

Paralell to the line y=3x + 5 and has a y-intercept of -1

pshichka [43]

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3 years ago

Mason throws a coin 3 times.

kow [346]

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Mason throws a coin 3 times.

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To find:

The list of all the possible outcomes of the 3 throws.

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Let H represents heads and T represents tails.

For each throw we have 2 choices either H or T.

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HHH, HHT, HTH, HTT, THH, THT, TTH, TTT

Therefore, the list of 8 possible outcomes is HHH, HHT, HTH, HTT, THH, THT, TTH, TTT.

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3 years ago