Question 12 Marks
Find the values of the following expressions for x = 2.
(a) 2x – 5
(b) 4 + 3x
(a) 2x – 5
(b) 4 + 3x
Answer
View full question & answer→(a) Putting x = 2, 2x – 5 = 2 × 2 – 5 = 4 – 5 = -1
(b) Putting x = 2, 4 +3x = 4 + 3 × 2 = 4 + 6 = 10
(b) Putting x = 2, 4 +3x = 4 + 3 × 2 = 4 + 6 = 10