Small marbles weigh 3.6 grams each and large marbles weigh 4.6 grams each. A bag contains
40 marbles and weighs 156 grams. How many marbles of each size are in the bag ?
x+y=40
3.6x+4.6y = 156
now crank it out.
40 marbles and weighs 156 grams. How many marbles of each size are in the bag ?
3.6x+4.6y = 156
now crank it out.