You can put this solution on YOUR website! 5x-7 is less than or equal to 2x+5
or it can be written as
5x-7 <= 2x+5
put together like variables
5x-2x <= 5 + 7
3x <= 12
divide both sides by 3 and we get
x <= 4
hope this can help you ,..,
feel free to revert