The difference between a number and three is multiplied by -6. the result is 18. what is the number? write an equation that can be used to find the number, n. solve the equation you write in part a to find the value of the number. include all if your work in your answer.

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Aparking lot is to be 400 feet wide and 370 feet deep. how many standard-sized cars fit in this lot considering a double-loaded (w4) two way traffic set up, an angle of 90° and a sw of 9’ 0’’? (do not consider handicapped parking spaces, and consider 15’ for turning aisles). show your work.

Solve: 3x+y=6 4x-2y=18 show all work !