-2x-7x+5=3x-x-6的解

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-2x-7x+5=3x-x-6的解-2x-7x+5=3x-x-6的解-2x-7x+5=3x-x-6的解-2x-7x+5=3x-x-63x-x+2x+7x=5+611x=11x=1-2x-7x+5=3x

-2x-7x+5=3x-x-6的解
-2x-7x+5=3x-x-6的解

-2x-7x+5=3x-x-6的解
-2x-7x+5=3x-x-6
3x-x+2x+7x=5+6
11x=11
x=1

-2x-7x+5=3x-x-6
-9x+5=2x-6
-9x-2x=-6-5
-11x=-11
x=1

答案是1

-2x-7x+5=3x-x-6
-9x+5=2x-6
-9x-2x=-6-5
-11x=-11
x=1

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