I need help on my: Unit: Systems of Equations and Inequalities Topic: Systems of Equations and Inequalities Unit Test

Write a description of each inequality. 1. -5a + 3 > 1 2. 27 - 2b < -6 (this < has a _ under it) 3. 1/2 (c + 1) > 5 (this > has a _ under it)

Atotal of 505 tickets were sold for a school play they were either adult tickets or student tickets they were 55 more student tickets so than adult tickets how many adult tickets were sold ?

Find the value of x. also give me an explanation so i can complete it to other questions as well, : )