Express using a negative exponent.

1/z^9

Bernie bought a tie for 15% off its full price. What was the full price of the tie if Bernie paid $20.74 before sales tax? A. $24.40 B. $28.06 C. $35.74 D. $20.89

What is 12.738 in expanded form using fractions

B=2.35+0.25x c=1.75x+0.40x b and c represent the price per pound, in dollars, of beef and chicken, x weeks after July 1 during last summer. What was the price per pound of beef when it was equal to the price per pound of chicken?

Evaluate m â€" n when m = â€"2.6 and n = 7.9. a. â€"10.5 b. â€"5.3 c. 5.3 d. 10.5

Peter is Distributing pamphlets about dog care and samples of dog biscuits. The dog biscuits come in packages of 12 in the pamphlets are in packages of 20 how many packages of dog biscuits and pamphlets will Peter need

Write down all of the prime numbers between 15 and 25.

A fixed amount used as a standard of measurement is called

On a field trip, there was 5 girls for every 8 boys. How many girls attended the 130-student field trip

Maya designed two interesting roads. She drew the road so one of the angles at the intersection was 35°. What are the three other measurements found by the intersection

Systems of equations have one solution. I am thinking sometimes, am I right?