Algebra I Review

Front

What is a solution in the context of a graph?

Back

A solution is a point that satisfies the equation represented by the graph.

Front

How do you determine the growth factor from a graph?

Back

The growth factor is the number you multiply by to get from one point to the next on the graph.

Front

Write the equation for total cost T for renting golf clubs and playing rounds of golf.

Back

T = 15 + 25r, where r is the number of rounds played.

Front

What is the formula to find the slope from a table of values?

Back

Slope (m) = (change in y) / (change in x).

Front

What inequality represents Eliana's spending on pencils and a ruler?

Back

0.45p + 1.6 > 1.75, where p is the number of pencils.

Front

What does the slope of a line represent in a graph?

Back

The slope represents the rate of change between the two variables.

Front

Define a linear equation.

Back

A linear equation is an equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What is the y-intercept in a linear equation?

Back

The y-intercept is the point where the line crosses the y-axis, represented by b in the equation y = mx + b.

Front

How do you find the x-intercept of a linear equation?

Back

Set y = 0 in the equation and solve for x.

Front

What is the difference between a function and a relation?

Back

A function is a relation where each input has exactly one output.