Solution Mathematics 4024

Benjamin’s age is t years.
(i) Maryam is 5 years younger than Benjamin.
Write an expression for Maryam’s age in terms of t.
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(ii) Colin’s age is twice Benjamin’s age.
Write an expression for Colin’s age in terms of t.
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(b) Given that a = 3 and b = -2, evaluate 5 2 a b -