Equivalent equations
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Lesson details
Key learning points
- In this lesson, we will explore equations and develop our ability to be able to idenitfy equivalent equations in a list.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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5 Questions
Q1.
What is the purpose of solving an equation?
To expand any brackets.
To get rid of any fractions.
To make everything a whole number.
Q2.
Which of the following can be values when solving equations?
Decimals
Fractions
Integers
Q3.
What is the value of x for x - 4 = 3x + 2?
-1
-2
2
Q4.
What number am I thinking of, if half of the sum of my number and 4 is the same as 3 lots of my number subtracted by 2?
1
1.2
2
Q5.
The perimeters of the rectangle and triangle are the sane. What is their perimeter?
0
10
2
5 Questions
Q1.
What must an equation have?
An x
Integers
Numbers
Q2.
Which equation is equivalent to 3x - 2 = 4?
3x - 1 = 2
6x - 2 = 4
x - 1 = 1
Q3.
Which equation is equivalent to 4x - 2 = 8?
2x - 1 = 2
4x - 3 = 10
x - 1 = 2
Q4.
Which equation is equivalent to 3x - 2.5 = 5?
2x - 1.5 = 4.5
6x - 4 = 10
6x - 6 = 10
Q5.
If 9 - 2x = 4, what is 7 - 2x?
3
4
6