CPM Homework Help : CCA Problem 10-118

If $f(x)=5x+2$ then:

$f(x)−3=(5x+2)−3$

also

$f(2x)=5(2x)+2$

$=5x−1$

$=10x+2$

Use these same ideas with $f(x)=3x−2$ find these expressions:

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