SOLUTION: let f(x)=|3-7x| find all x for which f(x) >_ 10

SOLUTION: let f(x)=|3-7x| find all x for which f(x) >_ 10

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Question 240181: let f(x)=|3-7x| find all x for which f(x) >_ 10
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
|3-7x|>=10
.
3-7x>=10
-7x>=7
x>=-1
.
3-7x<=-10
-7x<=-13
x<=13/7
.
-1 .
Ed
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