What is the first step to solving the following equation?5x –11 = 42

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

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

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)