Answer:
You may divide by a variable. But only if you know the variable is non-zero. So, if setting the variable to zero makes both sides of the equation zero, we have a solution that that variable is 0, or the equation with the variable divided out holds. E.g. solve x(x-1) = 0.
so yea have a grate day
Answer:
The last answer.
Explanation:
Instaed of using "were" you will use "are". Saying "were" would be past tense. For example, if you say "were" that will sound like dolphins are extinct.
