3 years ago

1-Find the missing number:

1 answer:

8 0

1) 23

2) 3

3) 6x+5 (I am not sure what they ask for)

4) -12+x

5) -56x + 16

6) -90+80x

7) -18x+45y-27

8) 6x+24y-42

9) 2/3w+x-1

10) -1.2wy +3y

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Flip a coin three times. You will win $2 for each heads. What is the expected winning (expectation of your winning)

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The three coins could land any these 8 ways:

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

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x=Winnings P(x) E(x)=x�P(x)

$3 1/8 $.375

$2 3/8 $.75

$1 3/8 $.375

-$10 1/8 -$1.25

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3 years ago

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A verbal phrase in a word problem that is a key word for subtraction

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Answer:

decrease, sub,minus,and less than

Step-by-step explanation:

NO STEP NEEDED

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