How do you solve # 5 |x - 3| >=20#?

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How do you solve # 5 |x - 3| >=20#?

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Answer 1 · 2016-08-30T10:57:48

#x>=7 or x<= -1#. In interval notation, solution is #(-oo , -1] uu [7, +oo)#

Explanation:

#5|x-3|>=20 or |x-3|>=4 :. x-3>=4 or x>=7# OR
#5|x-3|>=20 or |x-3|>=4 :. x-3<= -4 or x<= -1#
In interval notation solution is #(-oo , -1] uu [7, +oo)#[Ans]

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How do you solve # 5 |x - 3| >=20#?

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