It has 5 roots. You can determine this by the degree of the polynomial
Suppose he invest x dollars in one account, y in the other
x+y=12,500
0.042x+0.062y=669.50
multiple the first equation by 0.042: 0.042x+0.042y=525
subtract this new equation from equation 2: 0.02y=144.50
y=7225
x=12500-7225=5275
Answer: 5 dollars for every pack
Step-by-step explanation:
every 6 batteries cost 30 dollars
30÷6=5
Does this help? Let me know in the comments.
I hope this helps you
Area of parallelogram =base×height
Area =87×18,6
Area =1618,2
Answer:3
Step-by-step explanation:
