х/6=х+7/4 Решить пропорцией.
4x=6x+42
4x-6x=42
-2x=42
x=42/ (-2)
x= -21
6(x+7)=4х
6x+42=4x
6x-4x=-42
2x=-42
х=-21
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4x=6x+42
4x-6x=42
-2x=42
x=42/ (-2)
x= -21
6(x+7)=4х
6x+42=4x
6x-4x=-42
2x=-42
х=-21