X+ 23 = 40 what does "x" plz explain

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?