Question

resolva as seguinte inaqueções, em IR:
 $\\ \frac{5x}{3} +15>-5$

Answer 1

$\frac{5x}{3}$ + 15 > - 5

tira mmc = 3

5x + 45 > - 15
        3
corta o 3

5x + 45 > - 15
5x > - 15 - 45
5x > - 60
x > - 60/5
x > - 12

S = { x ∈ R / x > - 12 }