Matematika

Pertanyaan

PQR is a straight line. Find the value of x. Terima kasih!
PQR is a straight line. Find the value of x. Terima kasih!

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  • Q = 180 - 7x

    60 + 3x + (180 - 7x) = 180
    60 + 3x + 180 - 7x = 180
    -4x + 240 = 180
    -4x = 180 - 240
    -4x = -60
    x = (-60) รท (-4)
    x = 15

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