Answer:
Step-by-step explanation:
I do not know if this is completely correct
8x+4 would be the answer if you combine like terms
Answer:
25%
Step-by-step explanation:
Negative Exponent Rule:
this says that negative exponents in the numerator get moved to the denominator and become positive exponents. Negative exponents in the denominator get moved to the numerator and become positive exponents.
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For question 6 the answer is 100 because a quarter of a circle is 90 degrees