If you are going to the store and you have $27.99, and you need: Toilet paper, milk, formula, and laundry soap.
how would you get all of what you needed by being cheep, and able to pay the full amount and the tax?

The answe i think is 23

Remember, you can do anything to an equation as long as you do it to both sidesminus 36 from both sides4.5(8-x)=66-2.5(3x+24)distribute36-4.5x=66-7.5x-60add like terms36-4.5x=-7.5x+6add 7.5x to both sides36+3x=6minus 36 from both sides3x=-30divide both sides by 3x=-10