Unit 4 Solving Systems Review

Front

What is the first step in solving a system of equations by elimination?

Back

Use standard form to line up the like terms.

Front

The solution (x, y) to a system of equations is the point where they...?

Back

Intersect

Front

Which of the following is a solution to the systems of inequalities? (0, 0), (-3, 0), (2, -5), (3, -1)

Back

(2, -5)

Front

Select the correct substitution for the system of equations: y = 4x - 1, y = 2x - 5

Back

2x - 5 = 4x - 1

Front

If the inequality symbol is > or ≥ you shade ________.

Back

above

Front

What is a system of equations?

Back

A set of two or more equations with the same variables.

Front

What does it mean for two lines to be parallel in a system of equations?

Back

They have no points of intersection and no solution.

Front

What is the graphical representation of a solution to a system of inequalities?

Back

The shaded region that satisfies all inequalities.

Front

How do you determine if a point is a solution to a system of equations?

Back

Substitute the point into each equation and check if both are true.

Front

What is the substitution method in solving systems of equations?

Back

Solving one equation for one variable and substituting that expression into the other equation.