Chad creates a solar system model in his science class. the model sits on a 7 and 3/4 pound board. the entire model. including the board weighs 12 and 1/2 pounds how many pounds does chad solar system model weigh?

i will mark !

To find out how much the solar system weighs, you need to do 12 1/2 - 7 3/4

12.5 - 7.75 = 4.75

So, the solar system weighs 4.75 or 4 3/4 pounds.

answer: $201

step-by-step explanation: to get the answer, you first get 3 nieces that he sold and multiply it by 67 and get $201, so he earned $201 selling his nieces.