Roachmakenzie Roachmakenzie

16-12-2020
Mathematics

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can you help me? i don’t understand

can you help me i dont understand class=

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umairkazi924 umairkazi924

16-12-2020

angle1 + angle2 = 180

[tex]4x + 20 + x + 20 = 180[/tex]

[tex]5x + 40 = 180[/tex]

[tex]5x = 180 - 40[/tex]

[tex]5x = 140[/tex]

[tex]x = \frac{140}{5} [/tex]

[tex]x = 28[/tex]

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