A set of speakers costs $22 and songs cost $1.25 each. The sales tax rate is 7.5%. The expression 0.075(22 + 1.25s) can be used to determine the amount of sales tax due on the entire purchase of a set of speakers and s songs. Expand the expression and round to the nearest hundredth.

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Which expression is equivalent to -5(3x - 6/7)

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236