Which of these is a two-step equation? A. x + 9 = 21 incorrect answer
B. x = 11 + 2 incorrect answer
C. 2x + 9 = 21 incorrect answer
D. x/3 = 9

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).