Solving Systems by Substitution

Front

What is the first step in solving a system by Substitution?

Back

Make sure at least one equation is solved for one variable.

Front

Which option shows the CORRECT substitution for the system: 3x + y = -6 and y = -6x - 13?

Back

Front

If a system of equations has no solution, what does the graph look like?

Back

Parallel lines.

Front

If a system of equations has infinitely many solutions, what does the graph look like?

Back

Coinciding lines (overlapping).

Front

Which option shows the CORRECT substitution for the system: y = -2x + 5 and y = 2x - 11?

Back

Front

What does it mean if two lines intersect at a point in a system of equations?

Back

The system has a unique solution.

Front

What is the substitution method in solving systems of equations?

Back

It involves solving one equation for one variable and substituting that expression into the other equation.

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are constants.

Front

What does it indicate if two lines are parallel in a system of equations?

Back

The system has no solution.

Front

What is the graphical representation of a system with exactly one solution?

Back

Two intersecting lines.