Year 10
Core
Solve equations that first involve simplification 2 (x + 3) + 5x = 15
Year 10
Core
Solve equations that first involve simplification 2 (x + 3) + 5x = 15
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Lesson details
Key learning points
- In this lesson, we will solve equations that first need some type of simplification.
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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4 Questions
Q1.
What is the solution to this equation?
- 0.2
4
9
Q2.
Find the value of the unknown in this equation.
- 4
2
5
Q3.
Find the solution to this equation.
- 14
- 7
15
Q4.
What is the value of the unknown in this equation?
14
2
4
3 Questions
Q1.
1. Expand and simplify 4(y - 5) - 4
4y – 16
4y + 20
4y + 24
Q2.
2. Expand and simplify 5y+ 4 (y - 5)
- 11
9 + 20
9y + 20
Q3.
3. Solve 3(y + 2) + 2 = 17
y = - 3
y = 17
y = 9