And that is how you get your answer
Answer: a = 2,84
Step-by-step explanation:
34(4a + 12) = 21 a =
136a + 408 = 21
136a = -408 + 21
136a = - 387
a = <u>- 387 </u>
136
a = - 2,84
Time is your independent variable, and snowfall is your dependent variable.
Slope can be found by calculating ∆y/∆x:

Snowfall will accumulate 0.02 m every hour.
Answer:
the question is 9c/3d where c=4 and d=6
9*4/3*6=2