Answer:
(+) 3
Step-by-step explanation:
-3 -(-6)
Double negative = positive
-3 + 6
3
The representations are:
- D represents the price of each postcard
- 35 - 5D represents the number of postcard sold
- D(35 - 5D) represents the income from the sales
<h3>What are expressions?</h3>
Expressions are mathematical statements that contain all of the followings
- Numbers
- Mathematical operator
- Variables
The expression is given as:
From the question, we understand that:
- D represents the price of each postcard
- D(35 - 5D) represents the income from the sales
The above highlights mean that: 35 - 5D represents the number of postcard sold
Read more about expressions at:
brainly.com/question/4344214
I will meet my friends at the park if I complete my chores. If I meet my friends at the park, we will go to the duck pond. Therefore, if I complete my chores, we will go to the duck pond.If Bob reads the book, then he will be prepared for the test. If Bob is prepared for the test, then he will get a good grade. Therefore, if Bob reads the book, he will get
Answer:
x=2
Step-by-step explanation:
10x2=20
20+1=21