Answer:
48
Explanation:
You just put the numbers in order from least to greatest and its the middle one. if there's an even amount of numbers, you add the middle two and divide by 2
5x + 3 = 12
take the 3 to the other side
5x = 12 - 3 = 9
5x = 9
divide both sides by 5
x = 9/5
x = 1.8
Was heavily influenced by Hellenic culture
The answer of this question is A