Question

solve the equation using the trial and error method 2x+5=20​

Answer 1

Answer:

$2x + 5 = 20 \\ 2x = 20 - 5 \\ x = \frac{15}{2} = 7.5$

Answer 2

I don't know about trial and error method ..

But I trying to solve..Check whether the answer is right or wrong..

2x+5=20

2x=15

x=15/2.