Respuesta :

dontmindme3

Answer:

x=4

Step-by-step explanation:

x + 2y = 10

x + 2(3) = 10

x + 6 = 10

    -6    -6

x = 4

MrRadioactive

[tex]x + 2y = 10 \\x + 2(3) = 10 \\ x + 6 = 10 \\ x = 10 - 6 \\ x = 4[/tex]