Math, asked by madhusudanchoudhury1, 5 hours ago

Please help me out with this with step by step explanation ​

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Answered by joshipratyaksh08
3

Answer:

Hi friends

Step-by-step explanation:

numbers for 12 correct answer = 72

number deducted due to x no. incorrect answer = 3X

total marks obtained = 45

then equation comes = 72 - 3X = 45

then 72 - 45 = 3X

27 = 3X

X = 27/3

= 9

pls mark me brainliest

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