42x + 54 = 24x + 56
54 is adding on the left, then it will subtract on the right
24x is adding on the right, then it will subtract on the left
42x - 24x = 56 - 54
18x = 2
18 is multiplying on the left, then it will divide on the right
x = 2/18
x ≈ 0.11