ena3
ena3
25-05-2017
Mathematics
contestada
Need to find the value of x
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lanellr4773codyr
lanellr4773codyr
25-05-2017
3x2=x but no formula
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mjankiewicz
mjankiewicz
25-05-2017
[tex]90^{\circ}+2x^{\circ}+3x^{\circ}=180^{\circ} \\\\ 90+2x+3x=180 \ |-90\\\\ 5x=90 \ |:5 \\\\ x=18[/tex]
Answer: [tex]x=18[/tex]
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