Question

Step 1: Using one-step equations to solve problems.

a) Suppose you send about 12 text messages a day, and your older sister sends more text messages than you do. Together, you send a total of about 26 messages per day. About how many text messages does she send a day? Write an equation and solve for the unknown value. (2 points)

Answer 1

Answer: 14
Explain: Take your total number of texts so 26 and subtract yours do 12

Example: 26-12
Rest of explain: You should end up with 14

Answer 2

14

Explanation:

12+x=26
-12. -12

x=14