Question

10x + 2 + 1 = -8x + 3
25x - 20x = 3x -1
4x + = 38
2x + 8 = x +12
12x + 3 = 20 + 4 - x
8x + 6 = -4x + 2
5x + 2x = -40 + 3


me ajudem por favor
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Answer 1

Resposta:

Resposta respectiva:

18x=0, x=0

2x=-1, x=-1/2

x=38/4, x=19/2

x=4

13x=21, x=21/13

12x=-4, x=-1/3

7x=-37, x=-37/7