What is the formula for vertical projectile motion?

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid