Which equation can be used to represent "three minus the difference of a number and one equals one-half of the difference of three times the same number and four”?

Can anyone me with 32,33,36,37,and 40.

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?

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol