Please give me some answers, it doesn't have to be all of them. Just give me some of the answers please.

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955

Which of the following values in the set below will make the equation 5x + 6 = 6 true? (only input the number.) {0, 1, 2, 3, 4}

Anumber is equal to twice a smaller number plus 3. the same number is equal to twuce the sum of the smaller number and 1. how many solutions are possible for this situation