Samantha makes $15 per hour working for a photographer. She also coaches a soccer team for $10 per hour. Samantha needs to earn at least $90 per week, but she does not want to work more than 20 hours per week. Define the variables, and write a system of inequalities to represent this situation.​

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

What is the value of x? enter your answer in the box. x = two intersecting tangents that form an angle of x degrees and an angle of 134 degrees.

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2