Question

Find the solution of the equation 3z = 12 by trial and error method.

Answer 1

Answer

z = 4

Step by step explanation

putting z = 1

3(1) = 12

3 =\= 12

putting z = 2

3(2) = 12

6 =\= 12

putting z = 3

3(3) = 12

9 =\= 12

putting z = 4

3(4) = 12

12 = 12

therfore , z = 4 is the solution