Explicación paso a paso:
X + 7 = 25
X = 25 - 7
X = 18
9x + 7 = 52
9x=52-7
9x = 45
X = 5
así me sale
Respuesta:
si es una multiplicación
7×5Y - 3×25 = 17
35Y - 75 = 17
35Y = 17 + 75
Y = 95/35
o si son decimales
7.5Y - 3.25 = 7
7.5Y = 7 + 3.25
7.5Y = 20.25
Y = 2.7
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Explicación paso a paso:
X + 7 = 25
X = 25 - 7
X = 18
9x + 7 = 52
9x=52-7
9x = 45
X = 5
así me sale
Verified answer
Respuesta:
si es una multiplicación
7×5Y - 3×25 = 17
35Y - 75 = 17
35Y = 17 + 75
Y = 95/35
o si son decimales
7.5Y - 3.25 = 7
7.5Y = 7 + 3.25
7.5Y = 20.25
Y = 2.7