25-05-2017
Mathematics

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Need to find the value of x

Need to find the value of x class=

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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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