Holly had 5000 in her bank account. she withdrew $800 to buy a new bike. what is the percent decrease in the balance of her account?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29