Question

Solve the following equations by Trial and Error Method :-
(I) 5x + 2= 17​

Answer 1

Answer:

x=3

Step-by-step explanation:

p(x)=5x+2-17=0

p(1)=5×1-15=-10

p(2)=5×2-15=-5

p(3)=5×3-15=0

hence 3 is the answer

Answer 2

Step-by-step explanation:

➜5x + 2= 17

➜5x=17+2

➜5x=15

➜x= 15/5

➜x=3