The expression 3( x - 9) is equivalent to
3(x)+9.
3(x)+3(9).
3(x) – 9.
3(x) – 3(9)

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.

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices

What is coefficient of the term of degree of degree 5 in the polynomial below