Equations and Rearranging Formulae
Presentation
•
Mathematics
•
9th - 12th Grade
•
Medium
M. Afif Mukhlisin
Used 8+ times
FREE Resource
6 Slides • 11 Questions
1
formulae
Equations are a shorthand way of recording and easily manipulating many problems.
Leonhard Euler (1707–1783) was a great Swiss mathematician.
He formalised much of the algebraic terminology and notation that is used today.
Source: CUP
2
expanding brackets that have been multiplied by a negative number.
solving a linear equation.
rearranging a formula to change the subject.
3
Fill in the Blanks
Prerequisite knowledge Check.
Expand this algebraic expression
2(2x + 3)
Type answer...
4
Fill in the Blanks
Prerequisite knowledge Check.
Expand this algebraic expression
(y - 3)(-5)
Type answer...
5
Fill in the Blanks
Prerequisite knowledge Check.
Simplify this algebraic expression
4(y − 7) − 5(3y + 5)
Type answer...
6
Poll
Keyword for today.
Check every words that you know the meaning of.
Expansion
Linear Equation
Solution
Variable
7
8
Equation is ...
9
Equation is ...
We introduce equations with a variable such that the equation is true for only some values of the variable.
Unfortunately, we use the same symbol, “=”, to mean that two expressions are equivalent and to write equations that are only true for some values of a variable.
10
Multiple Choice
Is it correct to state x can be any numbers for the equation
x + 3 = 9
YES
NO
11
Dropdown
12
Solution of an equation
13
Fill in the Blanks
What is the solution of a given equation below.
3x + 1 = 13
Type answer...
14
Fill in the Blanks
What is the solution of a given equation below.
5x − 2 = 3x + 6
Type answer...
15
Fill in the Blanks
What is the solution of a given equation below.
5x + 12 = 20 − 11x
Type answer...
16
Fill in the Blanks
What is the solution of a given equation below.
2(y − 4) + 4(y + 2) = 30
Type answer...
17
Fill in the Blanks
What is the solution of a given equation below.
76p=10
Type answer...
formulae
Equations are a shorthand way of recording and easily manipulating many problems.
Leonhard Euler (1707–1783) was a great Swiss mathematician.
He formalised much of the algebraic terminology and notation that is used today.
Source: CUP
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