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Math / Algebra / Grade 6 / ml6bu

Substitute Before Calculating - Practice 1

Replace every occurrence of the variable with its value.

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Replace every occurrence of the variable with its value. Follow operation order: do multiplication before addition unless parentheses say otherwise.

Worked example

If n = 4, then 3n + 2 = 3 x 4 + 2 = 14.

If n = 4, then 3n + 2 = 3 x 4 + 2 = 14.
Worked model: If n = 4, then 3n + 2 = 3 x 4 + 2 = 14.
Question 1 Evaluate 3n + 2 when n = 2.
Question 2 Evaluate 3n + 2 when n = 3.
Question 3 Evaluate 3n + 2 when n = 4.
Question 4 Evaluate 3n + 2 when n = 5.
Question 5 Evaluate 3n + 2 when n = 6.