Please help, i’m taking a test right now

An equation is shown below: 3(4x − 2) = 1 which of the following correctly shows the first two steps to solve this equation?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?