9514 1404 393
Answer:
4mn/(3m+12)
Step-by-step explanation:
It is often helpful to factor expressions so that common factors can cancel.

Answer:
C) 78
Step-by-step explanation:
its technically 77.5714... but rounds to 78, hope that helps
See attached PDF. (The censor thinks there are some unseemly words in there.)
Answer:
4m+5=12
Step-by-step explanation:
4(3)+5#12
right hand side is not equal to left hand side
Answer:
Step-by-step explanation:
its additive identity