What is the expression in factored form
9x^2-18x+9

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Use the distributive law to multiply. 3(4x + 5y + 6)

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2