Answer:
194
Step-by-step explanation:
The probability of the coin landing on heads is 0.5
Therefore, an estimate of the number of times the coin landed on heads would be 388 x 0.5 = 194
Answer: I believe it is 108 good luck girl
Answer:
The price of one DVD is 4 and price of one CD is 5
Step-by-step explanation:
2DVDs and 2CDs = 18
3DVDs and 2CDs = 22
DVDs can be x and CDs can be y:
2x + 2y = 18
3x + 2y = 22
Subtract to get:
-x = -4
x = 4
So the price of one DVD is 4
Plug that into one of the original equations:
2x + 2y = 18
2(4) + 2y = 18
8 + 2y = 18
2y = 10
y = 5
So the price of one CD is 5
The graph of the equation is the first one; the y-intercept of the first equation is -4 and the y-intercept of the second equation is -8
Answer:
12
Step-by-step explanation:
6y - 3z
6(4) - 3(4)
24 - 12
12
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