Hotmath Practice Problems

Find the x–intercept and the y–intercept of 2x – 4y = 16.

Find the x–intercept and the y–intercept of 36 x + 3y = 9.

What is the x–intercept and the y–intercept of 6x – 9y = 12?

What is the x–intercept and the y–intercept of 20 x + 5y = –10?

Find the equation of the line having a slope of m = –1 and y– intercept b of 3.

Find the equation of the line having a slope of m = 1/3 and y– intercept b of 5/3.

Find the equation of the line having a slope of m = 1.8 and y– intercept b of –0.9.

Determine the y–intercept and the slope of y = 7x + 14.

Using these values, plot the line on a graph.

Determine the y–intercept and the slope of the given line. Using these values, plot the line on a graph.

Determine the y–intercept and the slope of the given line. Using these values, plot the line on a graph.

Graph the line whose x–intercept is 2 and whose y–intercept is 6.

Graph the line whose x–intercept is –4 and whose y–intercept is 9.

Graph the line whose x–intercept is –4 and whose y–intercept is –2.

Determine the value of r so that a line through the points with the given

coordinates has slope 4. Draw a sketch for the situation.

(3, 6), (7, r)

Graph a line passing through (2, 4) that is parallel to a line whose slope is 2.

Graph a line passing through (2, 2) that is perpendicular to the graph of y = 2.

Graph a line passing through (–2, –5) that has an undefined slope.

Graph the line perpendicular to the graph of 4x – 3y = 12 that intersects it at its

x–intercept.

The cost C(in dollars) of placing a color advertisement in a newspaper can be modeled by C = 6n + 17 where n is the number of lines in the ad. Graph the equation. What do the slope and the C–intercept represent?

A car wash charges $9 per wash and $11 per wash–and–wax. After a busy day the sales totaled $3528. Write an algebraic model and graph the equation.

The cost of a student ticket was $3.50 and that of an adult ticket was $9.00 at a high school basket ball game. The total ticket sales at the first game was $8400.

Write an algebraic model that shows the number of tickets that could have been sold and graph the model.

Find the x–intercept and the y–intercept of 2x – 4y = 16.

Find the x–intercept and the y–intercept of 36x+ 3y = 9.

What is the x–intercept and the y–intercept of 6x – 9y = 12?

What is the x–intercept and the y–intercept of 20x + 5y = –10?

Find the equation of the line having a slope of m = –1 and y– intercept b of 3.

Find the equation of the line having a slope of m = 1/3 and y– intercept b of 5/3.

Find the equation of the line having a slope of m = 1.8 and y– intercept b of –0.9.

Determine the y–intercept and the slope of y = 7x + 14.

Using these values, plot the line on a graph.

Determine the y–intercept and the slope of the given line. Using these values, plot the line on a graph.

Determine the y–intercept and the slope of the given line. Using these values, plot the line on a graph.

Graph the line whose x–intercept is 2 and whose y–intercept is 6.

Graph the line whose x–intercept is –4 and whose y–intercept is 9.

Graph the line whose x–intercept is –4 and whose y–intercept is –2.

Determine the value of r so that a line through the points with the given

coordinates has slope 4. Draw a sketch for the situation.

(3, 6), (7, r)

Graph a line passing through (2, 4) that is parallel to a line whose slope is 2.

Graph a line passing through (2, 2) that is perpendicular to the graph of y = 2.

Graph a line passing through (–2, –5) that has an undefined slope.

Graph the line perpendicular to the graph of 4x – 3y = 12 that intersects it at its

x–intercept.

The cost C(in dollars) of placing a color advertisement in a newspaper can be modeled by C = 6n + 17 where n is the number of lines in the ad. Graph the equation. What do the slope and the C–intercept represent?

A car wash charges $9 per wash and $11 per wash–and–wax. After a busy day the sales totaled $3528. Write an algebraic model and graph the equation.

The cost of a student ticket was $3.50 and that of an adult ticket was $9.00 at a high school basket ball game. The total ticket sales at the first game was $8400.

Write an algebraic model that shows the number of tickets that could have been sold and graph the model.