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Q17: Answers – Paper 1 – June 2019
Q17: Answers – Paper 1 – June 2019
Mark Scheme
Working
Toby is forming and solving equations.
a)
Toby uses y to represent the number.
Write an equation that Toby could form.
Toby is forming and solving equations.
a)
Toby uses y to represent the number.
Write an equation that Toby could form.
There is no working for part b!
Question
17)
Toby is forming and solving equations.
a)
Toby is forming and solving equations.
a)
Toby uses y to represent the number.
Write an equation that Toby could form.
[2 marks]
b) Toby forms another equation.
He wants to work out the values of x.
Here is his working.
Here is his working.
What error has he made in his working?
[1 mark]