If a number is expanded four times and then added eight, the result is the same as if it is expanded five times and then added six

If a number is expanded four times and then added eight, the result is the same as if it is expanded five times and then added six


Let this number be X. & nbsp; & nbsp; 4x + 8 = 5x + 6, 4x + 8-4x = 5x + 6-4x, & nbsp; & nbsp; & nbsp; X + 6 = 8, & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; X = 2. A: this number is 2



3.8 is 0.4 less than 2 times of a number. Find this number. If this number is x, then the equation listed is ()


2x-3.8＝0.4

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