Answer:
28.3
Step-by-step explanation:
12/20 = 17/x
cross multiply
12x=340
divide each side by 12
x=28.3333333333.......
round it to nearest tenth
28.3
I believe it's four times as great : )
Answer:
x=-25/2
Step-by-step explanation:
If you observe that
, you can rewrite the expression as

Now, if you use the exponent rule
, you may rewrite the expression again:

Answer:
The answer is when we rotating something 90 degrees clockwise about the orgin
(x,y) goes to (y,-x)