(x-14) multiplied by (x+21)=0

Write down all numbers x that satisfy at least one condition.

to rewrite a literal equation you may need to divide by a number, or by a variable.

hope i .

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square