A music store is having a clearance sale. All items are discounted by 30%. What is the sale price of a radio that regularly cost $50?

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.

Which statements are true about additional information for proving that the triangles are congruent check all that apply

Ineed the solution to this problem and the steps.