45x20x18=16,200
350x9=3150
total = 19,350
1. Distribute the 4 with (2x-5)
2. Then add 15 to -20
3. Isolate x by adding 5 to the other side of the equal sign
4. Finally divide by 8 on both sides
Answer:
Step-by-step explanation:
x
y
−
4
0
−
3
1
−
3
−
1
−
2
2
−
2
−
2
The expected value of business profit is the sum of probability times profit:
... 0.2×(-10,000) + 0.4×0 + 0.3×5,000 + 0.1×8,000
... = -2000 + 1500 + 800
... = 300 . . . dollars
The expected value of the business return is slightly positve, so Claire should invest in the business.