Fungsi g dinyatakan dengan rumus g(x) = mx + n. Jika g(4) = -28 dan g(-5) = 26 .maka g(3).......

g(4) = 4m + n = -28
g(-5) = -5m + n = 26
==================(-)
9m = -54
m = -6
n = -4

g(3) = -6(3) - 4 = -18 - 4 = -22

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