Solve for xxx: x+0.3=910x + 0.3 = \frac{9}{10}x+0.3=109.
x=0.6x = 0.6x=0.6
x=0.5x = 0.5x=0.5
x=0.7x = 0.7x=0.7
x=1.2x = 1.2x=1.2