Exponent rule : a^-x = 1/a^x
x^-9 * x^-2 =
1/x^9 * 1/x^2 = (when multiplying exponents with same base, add exponents)
1/x^(9 + 2) =
1/x^11
Answer:
The answer to that is 438 miles.
Answer:
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Step-by-step explanation:
They are correct
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To find the discount rate you must first, multiply the RATE by the original price. Then to find the sale price, subtract the DISCOUNT from the original price.