Respuesta :

addstuff

Answer:

141

Step-by-step explanation:

So we substitute x with 6

5*6^2+2*6-10

5*36+12-10

180+2

182

then substitute x with 3

5*3^2+2*3-10

5*9+6-10

45-4

41

now we find the difference

182-41=141

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