Question

1. Solve by trild and error method:. / b) 2x+5=x+4​

Answer 1

2x+5=x+4
2x-x=4-5
x=-1

Answer 2

X= -2

2(-2)+5=-2+4

-4+5=2
1 is not equal to 2

X=-1

2(-1)+5=-1+4

-2+5=3

3=3

Done x = -1