Step 1
Add polynomial terms
-0.2x = 5.4
Step 2
Divide from both sides
(-0.2x) / -0.2 = 5.4/-0.2
Step 3
Simplify the left side
x = 5.4/-0.2
Solution
x = -27
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54, 54, 54, 54, 54, 54, 54, 54, 54, 84 The median is clearly 54. The mean is ((54*9)+84)/10 = 57.
54% is 54 out of 100, 54/100. It is also written as .54
54
54(54 x 1 = 54, and 9 x 6 = 54)
-60