Solution equation: 2x + 2.4 * 3 = (2 + 0.1X) * 4

Solution equation: 2x + 2.4 * 3 = (2 + 0.1X) * 4

2x+7.2=8+0.4x
2x-0.4x=8-7.2
1.6x=0.8
x=0.8÷1.6
x=0.5