glennreginaldwatson glennreginaldwatson

13-06-2021
Mathematics

contestada

Given the function f(x) = 0.5|x - 4| + 6, for what values of x is f(x) = 7

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ferrybukantoro ferrybukantoro

13-06-2021

Answer:

6 or 2

Step-by-step explanation:

f(x) = 0.5|x - 4| + 6

0.5|x - 4| + 6 = 7

0.5|x - 4| = 7-6

0.5|x - 4| = 1

|x - 4| = 2

x -4 = ± 2

x-4 = 2 ==> x = 6

x-4 = -2 => x = 2

so the value of x = 6 or 2

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