Answer:
4) 3.5
5) -1.375
Step-by-step explanation:
plug in x for the missing number and solve
4. 12 (3.5) -15 = 27
5. -18 (445.5) -¾ = 24
4. 12? -15 = 27
12? = 42
? = 3.5
5. -18? -¾ = 24
-18? = 24 + 3/4
-18? = 96/4 + 3/4
-18? = 99/4
? = 891/2 or 445.5
