It is given in the question that
Anna buys 12 pens and 20 pencils for a total cost of $16. One pen costs $0.40 more than a pencil.
Let the cost of pencil is $ x .
Therefore cost of pen is

According to the question

Distributing 12 and combining like terms, we will get

Therefore cost of pencil is $0.35 and cost of pen is

Answer:
X is negative 5/ -5
Step-by-step explanation:
Awnswr: 21* because 7 x =y and y= 21
No dislikes
Step-by-step explanation:
(a-b)^2=a^2-2ab+b^2
X^2-2(X)(5)+5^2
Ans C
X^2-10X+25
Answer:
1. .26
2. .29
3. .22
4. .23
Step-by-step explanation:
3.1 ÷ 12 = .26
2.92 ÷ 10 = .29
3.52 ÷ 16 = .22
1.85 ÷ 8 = .23
<em>good luck, i hope this helps :)</em>