Multiply using an area model or the distributive property. "so my question is how do i put this."

You would do 73 x 3 = 219

You would do 73 x 3 = 219

On monday,mrs.wise bought 3 lbs of apples at $4per lb= 4*3=$12on tuesday ,20%off and she buy 5 lbs of apples = $4-20%=3.20*5lb=$16example: other wise when she buy 5lbs on monday she have to spend 4*5=20