The square of 9 less than a number is 3 less than the number. What is the numeber?

Sal is tiling his entryway. the floor plan is drawn on a unit grid. each unit length represents 1 foot. tile costs $1.35 per square foot. how much will sal pay to tile his entryway? round your answer to the nearest cent.

Name the most appropriate metric unit for each measurement like a length of an carrot

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression