Respuesta:
5x2 -11xy
Explicación paso a paso
S = 9x(x – 2y) + x(x – y) – 4x2 + 8yx
9x2 – 18yx + x2 – yx – 4x2 + 8yx
(+ 9 – 4)x2 + (-18 -1 + 8)yx
5x2 + -11xy
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Respuesta:
Respuesta:
5x2 -11xy
Explicación paso a paso
S = 9x(x – 2y) + x(x – y) – 4x2 + 8yx
9x2 – 18yx + x2 – yx – 4x2 + 8yx
(+ 9 – 4)x2 + (-18 -1 + 8)yx
5x2 + -11xy
5x2 -11xy