Seudónimo
Seudónimo
20-03-2018
Mathematics
contestada
(78-x)+36+(3x-10)= 180
What is x
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WojtekR
WojtekR
20-03-2018
[tex](78-x)+36+(3x-10)= 180\\\\78-x+36+3x-10= 180\\\\3x-x+78+36-10=180\\\\2x+104=180\qquad|-104\\\\2x+104-104=180-104\\\\2x=76\qquad|:2\\\\\boxed{x=38}[/tex]
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rileylouise
rileylouise
20-03-2018
78+-x+36+3x+-10=180
2x+78+36+-10=180
2x+104=180
2x=76
x=38
Answer Link
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