10].ay IF F(X) =2x+3 then find 'x' such that f(x+5) =3F(x)
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f(x+5)=3f(x)
2(x+5)+3=3(2x+3)
2x+10+3=6x+9
2x+13=6x+9
13-9=6x-2x
4=4x
x=1
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