3^{7-2x}=(1/27)^{-8}

Lösung

3^{7 - 2 x} = (\frac{1}{27})^{- 8}

x = - \frac{17}{2}

Dezimale

x = - 8.5

Schritte zur Lösung

3^{7 - 2 x} = (\frac{1}{27})^{- 8}

Wende Exponentenregel an

7 - 2 x = 24

Löse

7 - 2 x = 24 : x = - \frac{17}{2}

x = - \frac{17}{2}

9^{x + 1} + 3 = 28 \cdot 3^{x}

4 9^{x} = 7

1 0^{x} + 5 = 60

e^{x - 1} - 5 = 5

e^{x} = 20