6. Find the odds of an event occurring, given the probability 1/2
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So it tell us that he is able to get 5 hits out of 7 and to find how much he could make if 210 chances
We solve what can be solved
Then we leave our variable alone
Last we solve
In this case we can see that he could make 147 hits out of 210 bats.
Easy, showing work,
using the method FOIL (First,Outer,Inner, Last)
Take, (x+3)(x+5) and multiply,
First,
x*x=
Outer,
x*5=5x
Inner,
3*x=3x
Last,
3*5=15
Add the terms together,
+8x+15 (+5x+3x+15)
Thus, your answer.
using the method FOIL (First,Outer,Inner, Last)
Take, (x+3)(x+5) and multiply,
First,
x*x=
Outer,
x*5=5x
Inner,
3*x=3x
Last,
3*5=15
Add the terms together,
Thus, your answer.