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146 - 128 = 18
Gabriel Arnold ∙
128 - 40% = 76.8
696
2x to the fourth power minus 162 equals -146
Answer 146 - 56 = 90 :)
128
-146
238 minus 92 is 146. Simple math.
16
The mean is 144
427 - 299 = 128
-122 - 6 = -128