Choosing two balls, without replacement from a box containing 4 white balls and 3 black balls. what is the probability of choosing at least one black ball?

Hello people, i have a math question that i need with, me, i will give the correct one brainiest, and for the other correct people, a and 5 stars.

(x-5)1/2+5=2 what is a possible solution?

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.