A. dalton's cell phone provider charges $0.15 for each text message over his plan's limit. how much will they charge dalton for 125 messages over his limit?

b. why does this charge show up as a negative number on his bill?

What is the value of x when x + 7 = 21?

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.

Which angle of rotation is an angle of rotational symmetry for all figures?