12,3x-16,6<7,1x+19,8 inequation

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123*x   83   71*x   99
----- - -- < ---- + --
  10    5     10    5

$$\frac{123 x}{10} - \frac{83}{5} < \frac{71 x}{10} + \frac{99}{5}$$

123*x/10 - 83/5 < 71*x/10 + 99/5

Solving inequality on a graph

Rapid solution [src]

And(-oo < x, x < 7)

$$-\infty < x \wedge x < 7$$

(-oo < x)∧(x < 7)

Rapid solution 2 [src]

(-oo, 7)

$$x\ in\ \left(-\infty, 7\right)$$

x in Interval.open(-oo, 7)