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What is the answer to x in 180-x=10+2(90-x)

What is the answer to x in 180-x=10+2(90-x)
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5 votes
What is the answer to x in 180-x=10+2(90-x)

User Luanjunyi
by
8.1k points

2 Answers

1 vote
180 - x = 10 + 2(90-x)
180 - x = 10 + 180 - 2x
180 - x = 190 - 2x
180 = 190 -1x
-10 = -1x

10 = x
User My Work
by
8.2k points
4 votes

180-x=10+2(90-x)\ \ \ \ \ |Omit\ the\ bracket\\\\ 180-x=10+180-2x\ \ \ |Add\ 2x\\\\ 180+x=190\ \ \ |Subtract\ 180\\\\ x=10\\\\Solution\ is\ x=10.
User Jkitchen
by
8.3k points
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