A bike shop sells only skateboards and bicycles. All skateboards have 4 wheels and all bikes have 2 wheels each. There are 20 vehicles with a total of 52 wheels in the shop. How many skateboards and how many bikes were in the shop?

11j - 16j + - 14j + - 16 = 3 j=

Jean's printing press prints 4,420 newspapers in 4 hours. if the press prints the newspapers at the same pace, how many newspapers will the printing press print in 10 hours?

Do the ratios 19 / 20 and 6 / 15 form a proportion?

1/2 b + 5 for b=14 how did you do it and what is the answer

Ralph is covering a bulletin board with colored sheets of paper. The ratio of the number of sheets of red paper to the number of sheets of pink paper is 1 to 3. How many sheets of pink paper will Ralph need if he uses 3 sheets of red paper? A. 6 B.

What is the value of the rational expression below when xis equal to 5? 15 - x / x-10

Jason writes a numerical expression to represent the situation. His expression, (12-4) * 5, has a mistake. Explain Jason's Mistake

Vincent needs 30 inches of wood to make one shelf. How many feet of wood does Vincent need to make 6 shelves

Consider the equations 5x+10=30 and 5 (x+10) = 30. Do they have the same solution? Why or why not?

19 squared equals 361