6 hundredths....................................
The value of x is equal 1
But in this case I think it is 12x
6x=120-5y -> x=20-5/6*y -> 7(20-5/6*y) + 11y =202 -> 140-35/6*y + 11y = 202 -> 140+31/6*y=202 -> 31/6*y = 62 -> y = 12.
M(CE) = 78 + 78*4/26 = 90