Letter A
because we should add the two smaller number in the radical and if the sum equals to the other one. Then, it is a right triangle
Answer:
-19/9
Step-by-step explanation:
First, you would plug in the numbers for y and r. Therefore, your equation should now be 5 = 9x + 24. Now you would put like terms on the same side. It now then look like -19 = 9x. You divide by 9 to get the x by itself. The answer should be x = -19/9.
it will be 451/100 as an improper fraction! :)
opposite of a sum property
hope it helps