Answer: 
Step-by-step explanation:
We need to apply the following identity:

Then, applying this, you know that for
:

We need to remember that:
and 
Therefore, we need to substitute these values into
.
Then, you get:



Answer:x = 1
Step-by-step explanation:
3x + x/4 = x + 3/4
Subtract x from each side
2x + x/4 = 3/4
Times each side by 4
The 4 beneath the x cancels out
3/4 x 4 = 3
2x + x = 3
3x = 3
Divide each side by 3
x = 1
Step-by-step explanation:
1) 15/60 = 3/12 = 1/4
2) 8/36 = 4/23
Answer:
hope this helps
Step-by-step explanation:do not need one really
Answer:
the y intercept are 0,0 the x intercepts are -8 '3
Step-by-step explanation:
remember solpe equal rise over run an m = x2 - x1
over
y2 - y1