Question

como resolver 5 elevado a 2 +5x/2-3/2=0
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Answer 1

${5}^{2} + \frac{5x}{2} - \frac{3}{2} = 0 \\ 25 + \frac{5x}{2} - \frac{3}{2} = 0 \\ \frac{5x}{2} = \frac{3}{2} - 25 \\ \frac{5x}{2} = \frac{3 - 50}{2} \\ \frac{5x}{2} = \frac{ - 47}{2} \\ 5x = - 47 \\ x = \frac{ - 47}{5}$