Solving Linear Equations
Presentation
•
Mathematics
•
8th Grade
•
Practice Problem
•
Medium
Standards-aligned
Colton Gregg
Used 52+ times
FREE Resource
7 Slides • 7 Questions
1
Solving Linear Equations
Mr. Gregg - Math 8
2
3
Operations
4
INVERSE OPERATIONS
OPERATIONS THAT ARE OPPOSITE OF EACH OTHER
- they undo each other.
EXAMPLE:
5 + 2 = 7 but then 7 - 2 = 5
10 x 3 = 30 but then 30 / 3 = 10
5
Multiple Choice
What is the opposite or Inverse Operation of Division?
Adding
Subtracting
Multiplying
Square Root
6
Multiple Choice
What operation would you use to solve this equation:
5 + y = 12
Add 5 to both sides
Subtract 5 from both sides
Multiply 5 from both sides
Divide both sides by 5
7
Multiple Choice
Solve the equation how you think you would:
3x = 45
x = 10
x = 15
x = 20
x = 25
8
Distributive Property
Multiplying to a whole expression inside parenthesis!!
EVERYTHING INSIDE THE PARENTHESIS GETS MULTIPLIED!
9
Multiple Choice
What is the ONLY OPERATION you use when you distribute?
add
subtract
multiply
divide
10
Multiple Choice
What tells you that you need to distribute?
a number next to parenthesis around an expression
5 (x + 2)
if you see a letter
y + 5
if you see multiplication
4x
if you see parenthesis
(3 - 2) + 10 x 6
11
Multiple Choice
What number do you think is outside the parenthesis?
- (7 - 3y)
0
1
-1
there isn't a number
12
Multiple Choice
Simplify:
5 (a + 8)
5a
5a + 8
5a + 40
5 + a + 8
13
COMBINING LIKE TERMS
14
Solving or Simplifiying
Solving EQUATIONS Simplify EXPRESSIONS
Solving Linear Equations
Mr. Gregg - Math 8
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