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Help me answer please​
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3 votes
Help me answer please​

Help me answer please​-example-1
User Tsarenkotxt
by
8.2k points

1 Answer

4 votes

Answer:

x=21

Explanation:

supplementary angles add up to 180°

7x-3+2x-6=180

collect like terms

9x-9=180

add 9 to both sides

9x=189

divide both sides by 9

x=21

User GusDeCooL
by
8.4k points
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