Graph the function y=-0.5 sqrt x-3+2. i need

Prove that quadrilateral is a rhombus.

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

Write the equations in logarithmic form 10^3=1,000