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