Respuesta :

botellok

Answer:

a. 19x-13   b. [tex]2(32x^{15}y^{3}-1).[/tex]

Step-by-step explanation:

a. 3(-3+5x)-1(4-4x) = -9+15x-4+4x = 15x+4x-9-4 = 19x-13.

b. [tex]64x^{15}y^{3}-2(-15e^{5}\frac{t}{30}e^{-2}t^{-3})^{0}[/tex]

= [tex]64x^{15}y^{3}-2 = 2(32x^{15}y^{3}-1).[/tex]

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