Algebra/Chapter 7/Exercises
A set of exercises related to concepts from Chapter 7.
This set contains 5 problems (0 Conceptual Questions + 5 Exercises + 0 Projects)
Conceptual Questions
[edit | edit source]Exercises
[edit | edit source]Section 7.1
[edit | edit source](★) 7.1 (A Sum and a Difference) The sum of two numbers is 104 and their difference is 32. What is the value of the larger number?
(★) 7.2 (Solving Systems of Equations by Graphing) Solve each of the systems of equations by graphing.
(★) 7.3 (Solving Systems of Equations by Substitution) Solve each of the systems of equations by substitution.
(★) 7.4 (Solving Systems of Equations by Elimination) Solve each of the systems of equations by elimination.
(★) 7.5 (a + b) Find the value of a + b if 3a + 7b = 1977 and 5a + b = 2007.