How can (a+3)2=a2+6a+9 be derived from the polynomial identity (a−3)2=a2−6a+9? Add 12a to both sides of (a−3)2=a2−6a+9.
Substitute −a for a on both sides of (a−3)2=a2−6a+9.
Multiply both sides of (a−3)2=a2−6a+9 by −1.
Add 6 to both sides of (a−3)2=a2−6a+9.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Which point is a solution to y s 4x + 5?