First set everything to 0.

Giving you A= 1 , B= 1 and C= -5
Then input everything into the quadratic formula and either solve by hand or use a calculator.
Note exact values are found by hand, decimals are found using a calculator.
Answer:
Interest She'll make in a year is $30.10125
Step-by-step explanation:
Interest = PRT ÷ 100
Principal = $523.50
Rate = 5³/₄% = 5.75%
Time= 1year
Interest I = (523.50 × 5.75 × 1) ÷ 100 = $30.10125
Interest She'll make in a year is $30.10125
The answer is an Equilateral Triangle. I believe.
The probability of you running into a Mankey Pokemon and then a Pidgey Pokemonis 4/27.
Answer:
9. 21
10. 70
11. 64
12. 31
13. 85
14. 31
double check the answer, i didnt use a calculator so might be wrong