there are two solutions, one positive and one negative. remember to flip the inequality when taking the negative solution
x-4 < 1 x-4 > -1
add 4 to each side
x-4+4 < 1+4 x-4+4 > -1+4
x< 5 x> 3
3< x< 5
Answer from: Quest
the equation for this situation is y=122+45. to solve the equation you would add 45 and 122 to get a total of 167lbs. in conclusion, grace's weight eight weeks ago was 167lbs.