The main purpose of the linear combination method is to add or subtract the equations so that one variable is eliminated. Now let’s see why we can add, subtract, or multiply both sides of equations by the same numbers – let’s use real numbers as shown below. Combining Like Terms and Solving Simple Linear Equations (1074 views this week) Using the Distributive Property (Answers Do Not Include Exponents) (482 views this week) Simplifying Linear Expressions with 3 Terms (387 views this week) Translating Algebraic Phrases (Simple Version) (303 views this week) The Commutative Law of Addition (Numbers Only) (295 views this week)
Section 1-4: Linear Functions - Modeling . Try the quiz at the bottom of the page! go to quiz. A function describes the way two quantities are related. y = 2x + 1 is a function as it describes how y relates to x. Every y value is found by doubling the x value and adding 1.