7×3= (___+2) ×3
=(__×3)+(2×__)
=___+
=
What is this

What is the square root of 45? (step by step working plz)

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

Can some one explain this i got sent this. is this a threat i’m scared