r= e/i

Lösung

r = \frac{e}{i}

r = - e i

Schritte zur Lösung

r = \frac{e}{i}

Vereinfache

\frac{e}{i} : - e i

r = - e i

(x + 5) (x + 5) = (x + 5)^{2}

so l v e f or x, 3 x - 7 y = 18

0.3 x - 1.2 = - 0.3 (4 - x)

3 (6) + 5 (- 7) = - 17

so l v e f or y, (y - 10) = - 3 (x - 2)