We need the object and the characteristics.
Answer:
In the equation, it divides 21 by x before knowing what x is, and gets it incorrect. Instead, you need to divide 21 by -4.2.
Step-by-step explanation:
-4.2x = 21
-------------
-4.2
x = -5
Answer:
87.47 cm
Step-by-step explanation:
112-24.53 is 87.47