You find the unit rate of the books by dividing the number of books by the that price, and for this example the answer should be $.75 per book
Answer:
21.75
Step-by-step explanation:
14.50 divide-by 2 = 7.25 so 14.50 + 7.25= 21.75
Reasons:
(1) Given
(2) their 2 non-common sides in 1 ray
(3) definition of: supplemental angles
(4) Substitution
(5) Opposite angles are congruent (equal)
(6) Substitution
(7) Definition of supplementary angles
Answer:
x = - 63/2
Step-by-step explanation:
Well, what you need to figure out is what times 9 is 63. That would be 7. So n=7 :)