Will mark brainlist for anyone who answers these parts correctly and properly showed their work.

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?

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0