Which algebraic expression is equivalent to this expression?

A.
18x - 3
B.
15x + 16
C.
26x - 5
D.
15x + 6

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

A50% increase followed by 33 1/2% decrease

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