2x+4=10
alternativas : 3 , -3 , 7 , -7
ayudenme por fas :D
alternativas : 3 , -3 , 7 , -7
ayudenme por fas :D
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Respuesta:
[tex]2x + 4 = 10 \\ 2x = 10 - 4 \\ 2x = 6 \\ \\ x = \frac{6}{2 } \\ x = 3[/tex]