advertisement

Solving and Graphing Linear Equations in Two Variables Across 4. Any equation that can be put in the form ax + bx = c where a, b, and c are real numbers and both a and b are not both zero is called a _____ equation in two variables. 5. When graphing straight lines, it is a good idea to find three points. This is a good way to _____ the solution. 6. When the equation has one _____, the solution is a single number is has a fixed value of the variable. 7. The process we use to obtain a visual picture of all solutions to an equation is called _____. 8. There are _____ variables in the equation 2x + y = 3. 10. It is sometimes easier to list ordered pairs in a _____ format. 11. The form ax + by = c is called _____ form. 12. The equation x = -3 has a graph of a _____ line. 13. There is an _____ number of ordered pairs that are solutions to the equation 3x+y=12. Down 1. The equation y=3x-1 is put in the _____ _____ form. 2. Rene _____ invented the Rectangular Coordinate System. This is why it is also called the Cartesian Coordinate System. 3. For any number we want to use for x, there is another number we can use for y that will make the equation a _____ statement. 9. If an ordered pair is a solution to an equation, it must _____ the equation. Authored by Kamilia Nemri Spokane Community College Solving and Graphing Linear Equations in Two Variables-Answer Key Across 4. Linear 5. Check 6. Variable 7. Graphing 8. Two 10. Table 11. Standard 12. Vertical 13. Infinite Down 1. Slope-intercept 2. Descartes 3. True 9. Satisfy Authored by Kamilia Nemri Spokane Community College