Solve for x: 2x + 8 = 4x - 10
2 answers:
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A quick way to do this is by recalling the fact that 
, so the largest value that 
alone (for any real value of 
) can take on is 1.
This means
, and so 
.
So the maximum value of this function is 7.
This means
So the maximum value of this function is 7.