Answer:
c
Step-by-step explanation:
choice A means

choice B means

choice C means which is the answer

choice D means

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For any question comment me
Corresponding sides have the same ratio, so
x/15 = 12/(12+8) = 3/5
x = 15*3/5
x = 9
When it doesn’t look like a U anymore and is upside down
Looking at an equation than when x is negative
Answer: 11 units
Step-by-step explanation: Just took it on edg.