-6х + 1648 : (-4) = -550
-6х - 412 = -550
-6х = 412 - 550
-6х = -138
х = -138 : (-6)
х = 23
Ответ: 23.
-6x+1648:(-4)=-550
-6x-412=-550
-6x=-550+412
-6x=-138
x=23
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Answers & Comments
-6х + 1648 : (-4) = -550
-6х - 412 = -550
-6х = 412 - 550
-6х = -138
х = -138 : (-6)
х = 23
Ответ: 23.
Verified answer
-6x+1648:(-4)=-550
-6x-412=-550
-6x=-550+412
-6x=-138
x=23