Answer:
The answer is 18.
Step-by-step explanation:
9x2=18
The equivalent expression the equation 12+4x is 4(3+x) using the distributive property.
Baily had 36 and Elena had 40
Answer:
Step-by-step explanation: The expected loss is 50 cents, we know that it is more likely to lose than win. It is therefore difficult to get-50, so the overall difference between the two possibilities is 2, 50/200=1/4, and the probability to win is 1/4, and the probability to lose is 3/4. Since (1/4)*3=3/4, the number of black balls is 3 times the number of white balls, so k=15.
27.928cm² the process is shown in the following picture
