What is the value of x? enter your answer in the box.

Three times the sum of a number and seven is negative thirty-six. what is the number?

In the geometric progression –3, 12, −48… what term is 3,072?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.