If a = 0 in a linear equation of the form ax + by = c, then which statement is also true?

a. the graph of this equation is a horizontal line. b. the graph of this equation is a vertical line. c. the graph of this equation is a slanted line. d. the graph of this equation can be any straight line.

Which representation has a constant of variation of -2.5

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth

Which polynomial correctly combines the like terms and expresses the given polynomial in standard form? 8mn5 – 2m6 + 5m2n4 – m3n3 + n6 – 4m6 + 9m2n4 – mn5 – 4m3n3 n6 + 7mn5 + 14m2n4 – 5m3n3 – 6m6 –2m6 – 5m3n3 + 14m2n4 + 7mn5 + n6 14m2n4 + 7mn5 – 6m6 – 5m3n3 + n6 n6 – 6m6 + 7mn5 + 14m2n4 – 5m3n3 show work