Idently the domain of the function
-5 0 All real numbers
All positive numbers

13

Step-by-step explanation:

if you take the ideal number and multiply it with 12 the subtract 13 and add 1 and subtract seven the divide that by 11 and then Divid that answer by 17 and then you have your answer which is 13

it would be 6xy and -16xy.

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10