Answer:
d=42
Step-by-step explanation:
If you do 105-63 you get 42 which is d. Hope this helps!
m is the slope and b is the y-intercept
Answer:
-300
Step-by-step explanation:
z = -21/0.07
z = -300
Sure you could as long as you have the point.
for example let's say the slope is 2 and the point we are given is (4,4)
we know that:

plug in the values given
x=4
y=4
m=2

b, the y intercept equals -4.
so:

in this case
Answer:
13 weeks
Step-by-step explanation:
multiply $30 by 13 weeks you get $390 add the $210 and get $600