The sum of nine and one times a number is 21. what is the number?

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

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