How much is needed to make this a frame tent that is 4 ft high with a rectangular floor 6ft wide and 9ft long

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

If 3x+8=3x+8 is it one solution or no solution

Rob filled 5 fewer plastic boxes with football cards than basketball cards. he filled 11 boxes with basketball cards.