contestada

A box holds 18 chocolates and has a gross mass of 310
g.Each chocolate weighs the same.When 8 chocolates have been eaten, the box and the remaining chocolates together have a mass of 210
g.What is the mass of each chocolate?

Respuesta :

calculista
Let 
x-----------> the mass of each chocolate
y------------ the mass of the box

we know that
18x+y=310-----> equation 1
10x+y=210------> equation 2

using a graph tool
see the attached figure

the solution is
x=12.5 g-----> the mass of each chocolate
y=85 g-------> the mass of the box

the answer is
The mass of each chocolate is 12.5 g
Ver imagen calculista

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