In order to make a necklace, Alicia purchased a bag of 80 beads for a total of $39. Some of the beads were sterling silver and cost $.40 each, and the rest were gemstone beads that cost $.65 each. How many of each type of bead were in the bag? Please show your work!

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Which sentence uses an objective tone? we will plant the best garden of any school in the area. the new campus garden will surely be envied by other schools. a garden would provide numerous benefits to the students. you will probably agree that gardens have many benefits.

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28