When is using a graph to solve a system of equations more useful than the substitution method

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

Ialready asked this but i never got an answer. will give a high rating and perhaps brainliest. choose the linear inequality that describes the graph. the gray area represents the shaded region. y ≤ –4x – 2 y > –4x – 2 y ≥ –4x – 2 y < 4x – 2