Create an equation with the indicated number of solutions.
1) infinitely many solutions: 2(x-1)+6x=)+2
2) one solution of x=1: 5x-(x-2)=
3) infinitely many solutions: -(x-8)+4x=+x

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.