3 years ago

please help thank you

Mathematics

1 answer:

garik1379 [7]3 years ago

8 0

Answer:

n = 18

Step-by-step explanation:

(2n) and (n + 18) are vertically opposite angles and are congruent, then

2n = n + 18 ( subtract n from both sides )

n = 18

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￼please help thank you

please help thank you