Question

(1) 4p - 3= 13 p
3. Solve the following equations by trial and error method:
) 5p + 2 = 17 (ii) 3m - 14 = 4 ​

Answer 1

5p + 2 = 17

Let p = 1,

5(1) + 2 = 17

7 ≠ 17

Let p = 2,

5(2) + 2 = 17

12 ≠ 17

Let p = 3,

5(3) + 2 = 17

17 = 17