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Verified answer
Kelas 8 MatematikaBab Fungsi
f(x) = ax + b
f(-2) = -2a + b = -11
f(3) = 3a + b = 14
3a + b = 14
-2a + b = -11
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5a = 25
a = 5
2a + b = 14
2 . 5 + b = 14
b = 14 - 10
b = 4
f(x) = 5x + 4