Respuesta:
3X+8+2X = 18-3X+20
(3+2)X+8 = -3X+18+20
5X+8 = -3X+38
8-38 = -3X-5X
-30 = -8X
-30/-1 = -8X/-1
30 = 8X
30/2 = 8X/2
15 = 4X
4X = 15
4X/4 = 15/4
X = 15/4
Explicación paso a paso:
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Verified answer
Respuesta:
3X+8+2X = 18-3X+20
(3+2)X+8 = -3X+18+20
5X+8 = -3X+38
8-38 = -3X-5X
-30 = -8X
-30/-1 = -8X/-1
30 = 8X
30/2 = 8X/2
15 = 4X
4X = 15
4X/4 = 15/4
X = 15/4
Explicación paso a paso: