👤

Rozwiąż równania daje naj​

Rozwiąż Równania Daje Naj class=

Odpowiedź :

-5x + 10 = -2x - 8

-5x + 2x = -8 - 10

-3x = -18 / : (-3)

x = 6

7x + 14 = 5x - 22

7x - 5x = -22 - 14

2x = -36 / : 2

x = -18

-3 + 2x - 6 = 3 - 4x

2x + 4x = 3 + 3 + 6

6x = 12 / : 6

x = 2

-5x + 12 + x = 2x - 12

-5x + x - 2x = -12 - 12

-6x = -24 / : (-6)

x = 4

7c - 3 = 6c + 5

7c - 6c = 5 + 3

c = 8

2x + 8 = 36

2x = 36 - 8

2x = 28 / : 2

x = 14

7b - 7 = 2b + 13

7b - 2b = 13 + 7

5b = 20 / : 5

b = 4