Which equation can pair with x + 2y = 5 to create an inconsistent system?

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

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 inverse of the function f(x) = 2x + 1?