Respuesta :

Answer:

[tex]6x + 9 + 4x + 2 = 21 \\ 6x + 4x + 11 = 21 \\ 10x + 11 = 21 \\ 10x = 21 - 11 \\ 10x = 10 \\ x = \frac{10}{10} \\ x = 1[/tex]

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Answer:

i got u!!!! it's x=1

Step-by-step explanation:

sooo basically isolate the variable by dividing each side by factors that don't contain the variable!