9y-4-11y+7 how do i solve this

The circus is coming to town and cindy is selling tickets. The first day she sold 8 adult tickets and 5 children tickets for a total of 177.50 in sales. The second day she recieved 255.00 for 12 adults tickets and 6 children tickets.

What is the simplest form of x2+5x-6/x2+9x+18

Yen put $50 of gas in his truck. The price per gallon was $4. Write an equation that could be used to find the number of gallons he purchased.

What is the greatest common factor of 6x^3 and 7w

Combine like terms. 12m2+6q-9m2

If an oxygen atom has 8 protons and 10 neutrons in its nucleus, what is its atomic number? 10 8 not enough information to calculate 18

If Sam has 6/8 apples and he gives 4/6 away How much doe she have left?

What will the length and width be for a perimeter of 15

Nothing at all nothing

tell whether the events are independent or dependent. Then find P (A and B) ... You roll a number cube two times. Event A:You roll an odd number on the first roll. Event B:You roll a 4 on the second roll.