Respuesta :
in order to check you would plug in the value of x and see if it equals the same thing.
or do the opposite of the equation. it depends on if you are dealing with x or not. so if you have 6-3 is 3 you can do 3+3 is 6
or do the opposite of the equation. it depends on if you are dealing with x or not. so if you have 6-3 is 3 you can do 3+3 is 6
Look at the left hand side of equation and if given number matches
do the same for the right hand
see if numbers match
do the same for the right hand
see if numbers match