In the formula, c = (f - 32) * 5/9, the letter "f" is known as which of the following?

a. symbol

b. constant

c. coefficient

d. variable

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4