Solve the linear equation + 4 + 3 = 72. HELP

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

What could explain what happened when the time was equal to 120 minutes

What is the prime factorization of 230