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SAT® Math

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A Function of a Constant

SATMAT-TEVBR1

If $ f(x)=-3x-7 $ and $ f(2)-f(a)=1.5 $, then what is the value of $ f(a+1) $? (Calculator)

A

$-17.5$

B

$-14.5$

C

$-13.5$

D

$-2.5$