Answer:
Your answer is slightly off.
Step-by-step explanation:
The answer that you should have gotten is;
z^2-x=w
z=w+x/z
z^2=w+x
z^2-x=w
You had multiplied z by 2 instead of squaring it.
Answer:
5x -2y = -2
Step-by-step explanation:
-2x+y=0
-7x+3y=2
Subtract the second equation from the first
-2x+y=0
7x-3y=-2
------------------
5x -2y = -2
The answer is 10 ..............................
Answer:
171.9 degrees.
Step-by-step explanation:
The factor is 180/π.
So 3 radians = (3*180)/π
= 171.9 degrees.
