Respuesta :

spammingallowed

Answer:

[tex]here \: < a \: and \: < b \: are \: on \: same \: line \: so \: \\ < a + < b = 180 \\ 3x + 5 + x + 15 = 180 \\ 4x + 20 = 180 \\ 4x = 180 - 20 \\ 4x = 160 \\ x = \frac{160}{4} = 40 \\ x = 40 \\ thank \: you[/tex]

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