Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite.
x + 2y = 0
2x + 4y = 0

one solution
no solution
coincident

solve the linear system.
x + y = -3
y = 2x

(-1, -2)
no solution
coincident

7x + 2y = 4
y = x + 1
solve the system of equations.

(1/3, 4/3)
(2/9, 11/9)
no solution

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).