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Question 2 In which of the following expressions only numbers are used: (a) y + 3 (b) (7×20)−8z (c) 5(21−7)+7×2 (d) 5 (e) 3x (f) 5-5n (g) (7×20)−(5×10)−45+p

Answer»

Question 2

In which of the following expressions only numbers are used:

(a) y + 3

(b) (7×20)8z

(c) 5(217)+7×2

(d) 5

(e) 3x

(f) 5-5n

(g) (7×20)(5×10)45+p



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