Flashcard #5 - 2nd Qtr - ALG

Front

What is a system of equations?

Back

A set of two or more equations with the same variables. The solution is the point(s) where the equations intersect.

Front

How do you solve a system of equations using substitution?

Back

1. Solve one equation for one variable. 2. Substitute that expression into the other equation. 3. Solve for the remaining variable.

Front

What is the ordered pair solution of a system of equations?

Back

The point (x, y) where the two equations intersect on a graph.

Front

What is the slope-intercept form of a linear equation?

Back

Front

How do you find the slope from an equation in standard form?

Back

Front

What does the slope of a line represent?

Back

The slope represents the rate of change of y with respect to x; it indicates how steep the line is.

Front

What is the perimeter of a rectangle?

Back

Front

How do you set up a system of equations from a word problem?

Back

Identify the variables, write equations based on the relationships described, and include any constraints.

Front

Back

Front

What does it mean if a solution to an inequality is negative?

Back

It indicates that the value of the variable does not satisfy the inequality when substituted back into the original equation.