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^ dibaca pangkat
2^(2x - 7) = 8^(1 - x)
2^(2x - 7) = 2^(3 - 3x)
2x - 7 = 3 - 3x
3x + 2x = 3 + 7
5x = 10
x = 2
#MatematikaMudah
2 pangkat 2x-7 = 2 pangkat 3(1-x)
2 pangkat 2x-7 = 2pangkat 3-3x
2x-7 = 3-3x
2x+3x = 3+7
5x = 10
x = 10/5
x = 2