1. list 4 equivalent fractions for 1/4. 2. list all if the composite numbers between 20-30. 3. 1/4+4/7=? and 1 1/8-1/2=?

What is x and y (use substitution? ) 5x+3y=38 and y=3x+8?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?