Please help first to answer gets brainliest answer it correctly if your wrong no brainliest for you

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

Given abcd ac=38 and ae=3x+4 find the value of x

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?