Copy and complete: 3^2+4^2+12^2=13^2 5^2+6^2+30^2=31^2 6^2+7^2+___= x^2+___+= ^2 means square Please help!!

Ineed i do not understand i'm only 8

Cass decided to sell game programs for the hockey game. the printing cost was over 20 cents per program with a selling price of 50 cents each. cass sold all but 50 of the programs, and made a profit of $65. how many programs were printed? letting p represent the number of programs printed, set up an equation that describes this situation. then solve your equation for p.

Which of the following is correct interpretation of the expression -4+13