En resumen

2x - 20 ^ 2 = 100 4x - 40 = 100 4x = 140 X = 35 ASI ESTA BIEN SALUDOS DESDE PERUUUUU7UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU7UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU.

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Juanjogamer4
5

2x - 20 ^ 2 = 100

4x - 40 = 100

4x = 140

X = 35

ASI ESTA BIEN SALUDOS DESDE PERUUUUU7UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU7UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU.