6=24a so you have to leave the a on one side of the equation. so you divide the 24 on both sides so the a could be by itself and divide 6 by 24. the answer is a=0.25
Answer: 
Step-by-step explanation:
Given

For

It indicates
lies in I st quadrant. The value of cosine
is equal to 
Therefore,
must be 
Answer: -1x+1
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
Because you left one pence then it is 9-1=8