Question

3. Find the values of x in each of the following:
(b) 3x+1 = 81
(a) 2x = 32​

Answer 1

Answer:

(a) x=16

(b) x= 80/3

Explanation:

(a) 2x=32

x=32/2

x= 16

(b) 3x+1=81

3x=81-1

3x=80

x= 80/3

Answer 2

Explanation:

3x+1=81

3x=81-1

3x= 80

x=80/3

b.2x=32

x=32/2

x=16