6) Identify the property of equality that justifies the missing step in solving the equation. Equation
Steps
3x-(x+4)=-6
Original equation
3x-2-4=-6
Distributive property
2x-45-6
Addition to combine like terms
2x=-2
r=-1
Division property of equality

What is the vertex form of f(x) = x2 + 6x + 3

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y