Problema Solution

Please help....Determine whether or not the function is one-to-one.

f(x)=2x-7.

Thank you

Answer provided by our tutors

f(x)=2x-7.

f(0)=-7.

f(1)=-5.

f(2)=-3.

f(4)=1.

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f(-1)=-9.

f(-2)=-11.

f(-4)=-15.

for each x value there are difrent f(x) values.

Hence 

.Determine whether or not the function is one-to-one.

f(x)=2x-7 is  one-to-one.