1.

3 (2^x +1^1)-2^x+2 +5^1=0​

Answer»

ANSWER:

3( {2}^{x}  + 1) -  {2}^{x} + 2 + 5 = 0 \\ (3  - 2) {2}^{x}  + 7 + 3 = 0 \\  {2}^{x}  + 10 = 0 \\  {2}^{x }  =  - 10

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