Answer:
i cant see the link try reposting
Step-by-step explanation:
x = -6
-10-x=-4 Add 10 to both sides...
-x=6 Divide both sides by -1...
x=-6
1/25
substitute -2 where there are x
f(x) = 5^x
f(-2) = 5^(-2)
f(-2) = 1/(5^2)
f(-2) = 1/25
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b
its correct