you have negative -12
turn this into a positive (12)
12 plus 18
= 30
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:

Step-by-step explanation:



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