Keep the base add the exponents
Answer:
Difference: ¨c-d¨ variable: ¨a¨ coefficient: ¨9¨
Step-by-step explanation:
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Firstly im confused because Mark is usually a male's name. However, what you want to do is multiply 75 by 7 and your answer is $525.00 Study hard and get good grades! Train daily and become a champion!