The expression 3(x-9) is equivalent to
3(x)+9.
3(x)+3(9).
3(x) – 9.
3(x) – 3(9).

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details

If the probability of an event happening is 65% then the probability this event does not occur?