please help me understand so i may help my daughter with her hw

Write an augmented matn'x for the following system of equations. 3): 93.! + B: = 2 8x 5y + 52 = 3 4y 52 = 3 The entries in the matn'x are: Write the system of equations that corresponds to the following augmented matrix. 18-5 5 0719 90 B 4 Complete the system below. X+ y 2 : x+ z