1. Linear equations are an important tool in science and many everyday applications. They allow scientist to describe relationships between two variables in the physical world, make predictions, calculate rates, and make conversions, among other things. Graphing linear equations helps make trends visible.
2. Substitute the number for the variable in the equation.Simplify the expressions on both sides of the equation.
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Answer:
1. Linear equations are an important tool in science and many everyday applications. They allow scientist to describe relationships between two variables in the physical world, make predictions, calculate rates, and make conversions, among other things. Graphing linear equations helps make trends visible.
2. Substitute the number for the variable in the equation.Simplify the expressions on both sides of the equation.