It's dependent on the context. A book may ask you to find the f'(x) of a function and you may have to use a u sub in your problem which requires you to find the dy/dx of what you substitute. So in this case both would be used.
120/4 = 30
120 x 2 = 240
240 + 30 = 270
270 grams of flour were used
The graph of y > mx, where m > 0, consists of a dashed line and a shaded half plane. The line has a positive slope and passes through the origin. The shaded half plane is above the line.
Answer:
The answer would be -7/12
Step-by-step explanation:
Use math.way itll help you tremendously :)
