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221.х-415х-20

Question

How do you factor out problems like these?

2
21.
х-4
1
5х-20
help_outline

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2 21. х-4 1 5х-20

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Step 1

This type of problem can be solved by simpli...

5х-20
х-4
2.
+
1
5(х-4)
х—4
L.C.M is 5(x - 4)
2X5+1
5(х-4)
11
5(х-4)
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5х-20 х-4 2. + 1 5(х-4) х—4 L.C.M is 5(x - 4) 2X5+1 5(х-4) 11 5(х-4)

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Math

Algebra

Equations and In-equations

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