Answer: micheal Jackson!
Step-by-step explanation:
Answer:

Step-by-step explanation:
The quadratic formula:

So, we need to move all the terms to one side of the equation, which now becomes

Plugging in the numbers and you'll get the two roots/
Answer:
the answer is 9.2
Step-by-step explanation:
Answer:
The metal worker should use 10 kgs of 25% copper alloy and 40kgs of 70% copper alloy to make it
Step-by-step explanation: