RESOLVER PASO A PASO = 2?
RESOLVER PASO A PASO = 2. X - 12 = 4 / 5. X + 12.
6Silvitacasa
RESOLVER PASO A PASO = 2. X - 12 = 4 / 5. X + 12.
En resumen
2X - 12 = 4 / 5X + 12 / + 12 2X = 4 / 5X + 24 2 / 1x - 4 / 5X = 24 10 / 5x - 4 / 5x = 24 6 / 5x = 24 / * 5 6x = 120 / : x = 20.
Elispauliolaura
2X - 12 = 4 / 5X + 12 / + 12
2X = 4 / 5X + 24
2 / 1x - 4 / 5X = 24
10 / 5x - 4 / 5x = 24
6 / 5x = 24 / * 5
6x = 120 / :
x = 20.