SAT Math Practice Question #20847 - SATify | SATify
#20847
functions
absolute value
medium
120 sec
The function f is defined by f(x)=∣3x−x∣. What positive value of a satisfies f(6)−f(a)=−20 ?
• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-). • Fractions must be in lowest terms. • Mixed numbers must be converted to improper fractions.
