9+7=16 and 5+8=13
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Answer:
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Step-by-step explanation:
5x-2+2x+1
5x+2x+1-2
7x-1
X can be any real number
As long as it is to the power of 0, it will equal one. And because 6^0 = 1, 1^x can be any positive number, and it will still give you one.
As stated by WojtekR, even negative numbers can get 1
x = - 5
(6^0)^-5 = 1^-5 = 1/1 = 1
~ Thanks @WojtekR