What is the value of x in the equation 2^x + 2^(x+1) = 24?
Correct: A
To find the value of x, first simplify the equation by factoring out 2^x: 2^x + 2 * 2^x = 24, which simplifies to 3 * 2^x = 24. Then divide both sides by 3 to get 2^x = 8. Since 2^3 = 8, x must equal 3.