Question

find the value of the variable by trial and error method x-6=15​

Answer 1

Answer:

X=6

Step-by-step explanation:

$x - 6 = 15 \\ \\ x = 15 + 6 \\ \\ x = 21$

or put x=21

21-6=15

Answer 2

Answer:

X - 6 = 15

x = 15 + 6 = 21

therefore,,, x = 21