Flashcard 13

Front

What is the start-up cost to join eTunes music?

Back

The start-up cost to join eTunes music is $7.95.

Front

What is the cost per song downloaded on eTunes?

Back

The cost per song downloaded on eTunes is $0.95.

Front

If Will spent $26 on eTunes, how many songs did he download?

Back

Will downloaded 19 songs.

Front

What is the equation that represents the relationship between x and y in the table: y = 5x + 5?

Back

The equation is y = 5x + 5.

Front

What is the formula for finding the coordinates of a triangle after a translation?

Back

To find the new coordinates after a translation, subtract the translation values from the original coordinates.

Front

What are the new coordinates of triangle RST after a translation of 4 units left and 2 units down?

Back

The new coordinates are R'(-5, -1), S'(-1, -1), T'(-1, -6).

Front

How do you find the nth term in an arithmetic sequence?

Back

Use the formula: a_n = a_1 + (n-1)d, where a_1 is the first term and d is the common difference.

Front

What is the 35th term in the arithmetic sequence: -10, -14, -18, -22?

Back

The 35th term is -146.

Front

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

Back

The slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.

Front

Write a linear equation in the form of y = mx + b with a slope of 2 and a y-intercept of 2.

Back

The equation is y = 2x + 2.