Find the values of A and B
(10x^3y^5)(4x²y^-2)/20x^-4y^B)^A=y^ 12/8x^27

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4

Will positive numbers always have a higher absolute value than negative numbers?