Answer:
y=5x-10
Step-by-step explanation:
y+10=5x
y=5x-10
4x - 2(3x - 9)....distribute the 2 thru the parenthesis
4x - 6x + 18....combine like terms
-2x + 18 <===
I assume you mean to ask how to find the sum of the seven terms?
You have



...

So the sum is

You know that

and

, so the sum is equal to
Answer:
24 cm.
Step-by-step explanation:
If you take 6 cm. and multiply it by 4(magnify it), you get 6 x 4, which is 24.
Hope this helps!
Answer:

Step-by-step explanation:
Notice from the attached image that -315 degrees is the same as 45 degrees.
Recall as well that the csc function is defined as the reciprocal of the sine function: 
Then, you need to evaluate 