Answer:
52 / 27
Step-by-step explanation:
Answer:

Step-by-step explanation:
multiply the 2x by x and 7 and then multiply 3 by x and 7. you will get 2
+14x+3x+21. combine like terms so add 14x to 3x and thats the only like trerms in the equation. so 2x^2+17x+21
you need subtract 19 and 7 and answer is 12 then you know that 15 is start of HK then add 15 and 12
I think the answer is 27