look at the equation shown.

what is a step that can be used to transform the equation into the form , where is a number, to show that the equation has one solution? select two options that apply.

a. 
combine like terms and to get and then subtract  from both sides of the equation

b. 
subtract  from both sides of the equation and then simplify

c. 
subtract  from both sides of the equation and then simplify

d. 
add  to both sides of the equation and then simplify

e. 
add  to both sides of the equation and then simplify

The options that can be used to transform the equation into the form ax=b, where a is a number, to show that the equation has one solution are:

b. Subtract x from both sides of the equation and then simplify
d. Add -12 to both sides of the equation and then simplify