Answer:
True
Step-by-step explanation:
12 to 16 pounds Im not very good at math but I hope this helps
the angle 4pi/5 in quadrent 2
The answer is <span>D. x=y-z-9/7</span>
We are given a system of equations,

This will translate into a 2x2 matrix of coefficients (because 2 equations and 2 unknowns),

The matrix will then be applied to the vector (lower dimensions on top),

And the result vector will be whats on the other side of equals sign,

So to put everything together,

Hope this helps :)