Told.

B

Step-by-step explanation:

You can solve the system of equations by elimination, since 3y and -3y will cancel out.

After combining the two equations, you will get 19x = -152.

Divide each side by 19:

x = -8, so the answer is B

the line of

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk