8) Nicolette and Kellie have candy from Halloween weekend. Kellie has twenty-one more pieces of candy than Nicolette. Together, they have 57
pieces of candy. How many pieces of candy does Kellie have?

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

4. bob solved the inequality problem below incorrectly. explain his error and redo the problem showing the correct answer. −2x + 5 < 17 −2x + 5-5 < 17-5 -2x/-2 < 12/-2 x < -6