Respuesta :

Answer:

B

Step-by-step explanation:

3kx + 2kx = 10 ← collect like terms on left side

5kx = 10 ( isolate x by dividing both sides by 5k )

[tex]\frac{5kx}{5k}[/tex] = [tex]\frac{10}{5k}[/tex]

x = [tex]\frac{2}{k}[/tex]

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