Given this system of equations y = -x/2 - 4
-2x - y = -5
Which variable should an expression be substituted for?

What is 32+4 x (16 x 1/2) -2 show your work}

Kate is arranging new furniture in her rectangular sitting room. she has mapped the arrangement on a coordinate pane. a, b and c represent the sofas, v1 and v2 are decorative vases and aq the aquarium. find the distance between v1 and the aquarium. any body you

What is the answer to this problem? ignore the work. what is the correct answer?