A math textbook has a mass that is 400 grams greater
than a science textbook. If the science textbook has a
mass of 2 kilograms, what is the mass of the math
textbook, in kilograms?

Respuesta :

Answer:

0.8

Step-by-step explanation:

because 400g = 0.4kg

and 0.4kg x 2 = 0.8

hope this helped :)