Respuesta :

distribute this one
so lets start with the x variable
x*x^3
x*5x^2
x*19x
then lets go to 4
4*x^3
4*5x^2
4*19x
so the WHOLE answer is
x^4+4x^3+3x^3+20x^2+19x^2+76x
Here's the answer to that....✨✨✨✨
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