

Solving One-Step Equations
Presentation
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Medium
Standards-aligned
Rebeka Thornton
Used 22+ times
FREE Resource
17 Slides • 16 Questions
1
Solving One-Step Equations
Feel free to write these on paper! I will put notes in your OneNote notebook after class.

2
Vocabulary
Variable = unknown value represented with a letter (x, y, etc.)
Isolate = get something by itself (alone)
Inverse operations = opposite math operations
Multiplication & Division are Inverses
Addition & Subtraction are Inverses
Property of Equality = solve by doing the same operation on BOTH sides of the equation.
3
Multiple Choice
How would you solve this equation?
2x = 6Add 2 on both sides
Subtract 2 on both sides
Multiply by 2 on both sides
Divide by 2 on both sides
4
5
Multiple Choice
How would you solve this equation?
x - 5 = 10
Divide 5 on both sides
Add 5 on both sides
Subtract 5 on both sides
Multiply 5 on both sides
6
7
Multiple Choice
How would you solve this equation?
Add 3 on both sides
Multiply by 3 on both sides
Subtract 3 on both sides
Divide by 3 on both sides
8
9
Multiple Choice
How would you solve this equation?
x + 9 = 11Subtract 9 on both sides
Add 9 on both sides
Multiply by 9 on both sides
Divide by 9 on both sides
10
11
Multiple Choice
How would you solve this equation?
43x = 6
Subtract 3/4 on both sides
Multiply by 4/3 on both sides
Add 4/3 to both sides
12
13
Reciprocals
A fraction flipped is called a reciprocal! When you multiply a fraction by its reciprocal, it equals 1! ("It cancels out")
Ex:
54×45=1
14
Multiple Choice
How would you solve this equation?
Add 3 on both sides
Multiply by -3 on both sides
Divide by -3 on both sides
Subtract 3 on both sides
15
16
Multiple Choice
Solve for y.
3y = 12
y = 36
y = -36
y = 4
y = -4
17
18
Multiple Choice
Solve the equation:
4p = 16
p = 12
p = -12
p = -4
p = 4
19
20
Multiple Choice
Solve the equation:
-4 + r = 10
r = 14
r = 6
r = -6
r = 40
21
22
Multiple Choice
What is the first step to solve this equation:
3x = 44
Add 3 to both sides
Subtract 3 from both sides
Multiply 3 on both sides
Divide 3 on both sides.
23
Multiple Choice
How would you solve this equation: 9x=153?
multiply
divide
add
subtract
24
Multiple Choice
Solve for x.
x + 12 = 20
x = 32
x = -32
x = 8
x = -8
25
26
Multiple Choice
Solve the equation:
-5x = 25
x = 20
x = -20
x = -5
x = 5
27
28
Multiple Choice
x - 62 = 123
How should you show your work to isolate the variable and solve the equation?
Add 62 to each side.
Subtract 62 from each side.
Multiply each side by 62.
Add 123 to each side.
29
Multiple Choice
Solve for x:
x = 20
x = 7
x = 10
x = 3
30
31
Multiple Choice
Solve for b.
6b = 30
b = 36
b = 24
b = 180
b = 5
32
33
The end!
Time for Imagine Math/Catch up time :)
Solving One-Step Equations
Feel free to write these on paper! I will put notes in your OneNote notebook after class.

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