3 years ago

Please i need help it’s urgent

Mathematics

1 answer:

777dan777 [17]3 years ago

8 0

Answer:

4.5

Step-by-step explanation:

6x + 42 = 18x - 12 (alternate angles)

or, 18x - 6x = 42+12

or, 12x = 54

or, x = 54/12

x= 4.5

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