31.75 as an improper fraction is 127/4. The mixed number fraction is 31 3/4.
47. You subtract the lowest number from the highest to get your range.
Answer:
C
Step-by-step explanation:
ok so, assuming that b cannot equal 0, we can divide it on both sides
(3a - 5)/c = b/b
anything divided by itself is 1
(3a - 5)/c = 1
multiply c:
3a - 5 = c
3a = c + 5
a = (c + 5)/3
