Question
PSLE
Find the value of the following when x = 7.
  1. 20 - 2x
  2. 5x - 16
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Find the value of the following when x = 7.
  1. 20 - 2x
  2. 5x - 16