Question

решите пж пример -0.9(х-4)-3.3+0.6(2х)

Answer 1

-0,9х+3,6-3,3+1,2х=0,3х+0,3
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Answer 2

-0.9х- 3.6-3.3+1.2х
-0.9х-1.2х=3.6+3.3
0.3х=6.9
х=6.9:0.3
х=23