1) 4^x-3^x-1/2=3^x+1/2-2^2x-1
4x-3x-1/2=3x+1/2-4x-1/*2
8x-6x-1=6x+1-8x-2
8x-6x-6x+8x=0
-12x=0/:-12
x=0
2) 6^x+1 + 6^1-x=37
6x+1+6-x=37
5x=30/:5
x=6
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1) 4^x-3^x-1/2=3^x+1/2-2^2x-1
4x-3x-1/2=3x+1/2-4x-1/*2
8x-6x-1=6x+1-8x-2
8x-6x-6x+8x=0
-12x=0/:-12
x=0
2) 6^x+1 + 6^1-x=37
6x+1+6-x=37
5x=30/:5
x=6