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Help me please as soon as possible
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Oct 19, 2021
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Help me please as soon as possible
Mathematics
high-school
Khangharoth
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X=15
90+31+3x-1=180
121+3x-1=180
120+3x=180
3x=60
X=15
Joe Halliwell
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Oct 19, 2021
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Joe Halliwell
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90+31= 121
3x-1+121=120
3x+120=180
-120
3x=60
Divide by 3 on both sides
X=20
Piotr Pasieka
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Oct 25, 2021
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Piotr Pasieka
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