A rectangular solid is built by stacking 1x1x1 cubes on the figure shown. What is the total number of 1x1 squares that cover six faces(surfaces) of the rectangular solid? A.) 120
B.)112
C.)196
D.)144

Which of these statements is correct? the system of linear equations 6x - 5y = 8 and 12x - 10y = 16 has no solution. the system of linear equations 7x + 2y = 6 and 14x + 4y = 16 has an infinite number of solutions. the system of linear equations 8x - 3y = 10 and 16x - 6y = 22 has no solution. the system of linear equations 9x + 6y = 14 and 18x + 12y = 26 has an infinite number of solutions.