适合3a(a-1)-a(3a-5)=8的a的值是()是4?

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适合3a(a-1)-a(3a-5)=8的a的值是()是4?适合3a(a-1)-a(3a-5)=8的a的值是()是4?适合3a(a-1)-a(3a-5)=8的a的值是()是4?3a(a-1)-a(3a-

适合3a(a-1)-a(3a-5)=8的a的值是()是4?
适合3a(a-1)-a(3a-5)=8的a的值是()
是4?

适合3a(a-1)-a(3a-5)=8的a的值是()是4?
3a(a-1)-a(3a-5)=8
3a^2-3a-3a^2+5a=8
2a=8
a=4

适合3a(a-1)-a(3a-5)=8的a的值是(4)
3a(a-1)-a(3a-5)=8
3a²-3a-3a²+5a=8
2a=8
a=4

3a^2-3a-3a^2+5a=8
2a=8
a=4