2 algebra questions

since i have to fill up the minimum 100 characters even though the questions arent that complex ill just write a summary! 🙂

• Write and use systems of linear equations to solve problems
• Solve systems of linear equations using graphs, tables of values, substitution, elimination, and matrices
• Use linear programming to solve real-world problems such as ones concerned with maximizing profit or minimizing cost
• Solve systems of linear inequalities by graphing, including absolute value inequalities

questions below