1/3(21 - 3a) = 6 - a
7 - a = 6 - a
7 = 6
Therefore, the equation has no solution.
Answer:
Slope=2/7
Step-by-step explanation:
Slope=rise/run

Step-by-step explanation:
tanA=8/15 and tan B=40/9
tan(A+B)=(tanA+tanB)/1-tanAtanB
(8/15+40/9)/1-(8/15×40/9)
=-672/185
Answer:
You didnt put a graph on here but all you gotta do, is add each day up then divide by how many days he works and you got your answer
Step-by-step explanation: