Answer:
It depends on the person, some people on brainly are here to help. I am very sorry that you did not get the help you needed. If you do need future help I am sometimes available and would be happy to help.
Answer:
Looks good to me, ur smort (I'm trying to rank up, brainlist pls)
It might be D tho so watch out
Step-by-step explanation:

because when you differentiate, only the constant of the x remains (which is m in this case), and c being another constant independent of x, is 0 when differentiated. hence, since dy/dx is the gradient of the line, m is therefore the gradient
Answer:
A) x + 6 = 16
Step-by-step explanation:
Answer:
30 square feet
Step-by-step explanation:
Bottom rectangle: 2*5 = 10
Middle rectangle: 2*6 = 12
Top rectangle: 2*4 = 8
Total: 10 + 12 + 8 = 30