-2x+8x=-30=помоги срочно

Question

-2x+8x=-30=
помоги срочно

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Answer 1

-2х+8х=-30
6х=-30
х= -5

5х-3х=17-19
2х=-2
х=-1

3х-5х=-21+33
-2х=12
х=-6

Answer 2

- 2х + 8х = - 30
6х = - 30
х = - 30/6
х = - 5