Download Section 3.1: Solving One Step Equations Inverse Operations

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Warm Up 3.1 and 3.2
Solve each equation.
2. 4 + x = 13
1. 2x ­ 12 = 10 Sep 19­11:11 AM
Section 3.1: Solving One Step Equations
Sep 14­2:12 PM
Inverse Operations: operations that "undo" each other
Addition undoes Subtraction
Subtraction undoes Addition
Multiplication undoes Division
Division undoes Multiplication
Sep 12­2:42 PM
1
Solve Solve
Sep 12­2:42 PM
Sep 12­2:42 PM
Solve
Solve
Sep 12­2:42 PM
2
Move the magnifying glass to reveal the reciprocals
for any fraction a/b, reciprocal is b/a
Number
Reciprocal
3/4
4/3
6/5
5/6
5
1/5
Lesson
Solve by using the reciprocal (flipping the fraction)
Solve
Sep 12­2:42 PM
Sep 12­2:43 PM
3
Sep 12­2:43 PM
Section 3.2:
Solving Two Step Equations
Sep 14­2:29 PM
Sep 12­2:46 PM
4
Sep 12­2:46 PM
Sep 12­2:46 PM
Sep 12­2:45 PM
5
Solve the Following equations and check your answer by dragging the equation through the magic tunnel.
2x+5=15 x=5
4y­8=24 y=8
7m+11=32 m=3
3b­6=12 b=6
Activity 3
6
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