Question

solve the equation: 3(2^x + 1) -2^(x+2) + 5= 0​

Answer 1

Answer:

$3(2x + 1) - 2(x + 2) + 5 = 0$

$(6x + 3) - (2x + 4) + 5 = 0$

$6x + 3 - 2x - 4 + 5 = 0$

$4x + 4 = 0$

$4x = - 4$

$x = - 4 \div 4$

$x = - 1$

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