Answer :

Answer:

x=11

Step-by-step explanation:

AB+ BC = AC

11+ -16+2x = x+6

Combine like terms

-5+2x = x+6

Subtract x from each ide

-5+2x-x = x+6-x

-5+x = 6

Add 5 to each side

-5+5+x = 6+5

x = 11

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