Answer:
f(-4)=-11
Explanation:
f(x)=2x-3
Let x=-4
f(-4)=2(-4)-3
= -8-3
= -11
f(- 4) = - 11
substitute x = - 4 into f(x) , that is
f(- 4) = 2(- 4) - 3 = - 8 - 3 = - 11
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