if 3 cups and 10 cubes are on one side of the scale and 16 cubes are on the other side, how myany cubes must be in each cup to maintain the balance?

Question

explanation:

 

Equation:

 

solution:

Answer 1

3 C + 10 = 16

3 C + 10 = 6 + 10

3 C + 10 = 3(2) + 10

 

So each cup must hold 2 cubes.