PA-U2.1 Lesson: One Step Equations Mult/Div.
Presentation
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Easy
Standards-aligned
Kyle Evans
Used 1+ times
FREE Resource
7 Slides • 2 Questions
1
Open Ended
ACT Prep Warm-Up:
Error Analysis: Look at the steps Jess used to solve: n−5=11
1)Subtracted five from each side.
2) She expressed her result as n = 6.
Is she correct? If not explain the mistake that she made.
2
One Step Equations
3
Goal:
Solve one step equations by isolating the variable. Today we will focus the inverse operations of multiplication and division.
Important Note: Remember the signs rules used when multiplying and dividing integers.
Same signs = Positive
Mixed Signs = Negative
4
Procedures:
1) Determine what is attached to the variable.
2) Use the inverse operation to isolate the unknown.
3) Check your answer.
5
Example 1:
6
Example 2:
7
Example 3:
8
Example 4:
9
Multiple Choice
Lesson Check:
Solve: 3a =−30
0
10
-10
27
ACT Prep Warm-Up:
Error Analysis: Look at the steps Jess used to solve: n−5=11
1)Subtracted five from each side.
2) She expressed her result as n = 6.
Is she correct? If not explain the mistake that she made.
Show answer
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