4r-3r=20

Lösung

4 r - 3 r = 20

r = 20

Schritte zur Lösung

4 r - 3 r = 20

Addiere gleiche Elemente:

4 r - 3 r = r

r = 20

x - 3 [2 x - (x + 1) + 5 (1 - x)] = x + (3 x - 7) - (x + 3)

\frac{c}{2} + 45 = 66

so l v e f or x, x - y + 2 = 0

24 - 8 x = - 16

0.6 (4 - 2 x) = 20.5 - (3 x + 10)