Ответ:
176-7x=36
176-36=7x
140=7x
x=20
-7x=36-176
-7x=-140
x=-140: (-7)
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Ответ:
176-7x=36
176-36=7x
140=7x
x=20
Ответ:
176-7x=36
-7x=36-176
-7x=-140
x=-140: (-7)
x=20