
Substitute the value of x = 2 to the equation:

5r-4 and r=-5 so it would be 5(-5)=-20, then -4 , so is is -24
The answer would be -20 because you add and subtract your numbers to get 20
ANSWER:
try 110 , sorry if that’s wrong
9,500 just add the 0 always add 0 if you multiply by 10. 00 for 100 and 000 for 1000