4x+19=27 first you want to subtract 19 from each side to isolate it.-19 -194x=8 now since it's saying 4 times x you have to divide each side by 4./4 /4x=2 there you go. now you see that x=2. to check...
multiply both sides by the lcd then you would take the letter as in x and multiply it by the answer you got and subtract the second answer, then divide both sides by the answer that would be like 3x...