Add the expression (algebra)
1. (2x + 5) + (x + 4)
2. (3y - 5) + (2y + 4)
3. (4a + 12) + (-6a - 13)

Subtract the expression
4. (3x + 3) - (4x + 6)
5. (8y - 7) - (y - 4)
6. (3b + ) - (2b + 7)

Factor each expression
7. 16y - 8
9. -12c - 8

The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?

Rewrite the equation x = 65 - 60p by factoring the side that contains the variable p.