Edexcel Gcse Mathematics (Linear) - Algebra: Substitution Page 8
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15.
h = 5t
+ 2
Work out the value of h when t = –2
(i)
.....................................
(3)
(ii)
Work out a value of t when h = 47
.....................................
(3)
(Total 5 marks)
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16.
V = 3b + 2b
Find the value of V when b = –4
(3)
......................................................
(Total 3 marks)
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