Janine wants a necklace 40 beads long. She needs __ blue beads and __ black beads.
Work out how many beads of each colour you need to make necklaces to make these patterns.

Please help.

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.