Answer:
18
Step-by-step explanation:
18 over 1 is still 18. It shouldn't be a mixed number
First, you put the triangles in a ratio
Then, you ask yourself "what do I have to divide seven by to get 5" so you do 7.5/5 to get that answer (which is to divided by 1.5)
Then, on the other side, you divide 22.5 by 1.5 as well
(x^2 +3)(5x+9)
5x^3 + 9x^2 + 15x + 27
Answer:
90(8) + 2(38) = 270 + 76 = 346p
Step-by-step explanation: