Answer:
<h2>second one in the top</h2>
.................
Answer: 3
Step-by-step explanation:
The degree of a polynomial is the biggest exponent in the expression

yep, basically 3
Identity because the others don’t subtract
Answer:
David saves the most (20%)
Step-by-step explanation:
The fraction Anna saves is given as 19%.
The fraction Laura saves is 1-(17/20) = 3/20 = 15/100 = 15%.
The fraction David saves is 2/(2+8) = 2/10 = 20/100 = 20%.
David saves the most of his salary each month.