The answer is -6 < x < 9.
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52 total cards...
P(ace of spades on first draw) = 1/52
without replacing
P(queen of hearts) = 1/51
P(both events happening) = 1/52 * 1/51 = 1/2652 <==
Answer:
390 in^2
Step-by-step explanation:
13*15/2=97.5
97.5*4=390
Answer:
(x+7)
Step-by-step explanation:
(x+7)(2x+1)=2x^2+14x+x+7=2x^2+15x+7
ax+by=20
a represents how many first items you bought
x represents the cost of the first item
b represents how many second items you bought
y represents the cost of the second item