Answer:

Step-by-step explanation:
The identity you will use is:

So,


Now, using the difference of sin
Note: state that 

Solving the difference of sin:



Then,

Once

And,



Therefore,

Answer:
x= 15/16
Step-by-step explanation:
Answer:
y= -7x+2
Step-by-step explanation:
Answer:
The answer is C.
Step-by-step explanation:
In order to find the value of m, you have to eliminate -10 on the right side by adding 10 to both sides :
8 = -10 + m
8 + 10 = -10 + m + 10
18 = m
m = 18
C=11/35
You subtract 4/35 from both sides.