Find the measure of angle B

Which of the following transformations will always produce a congruent figure?

If the line in the graph is shifted up two units which is the equation of the new line

6. sarah saved $12.75 every week for a number of weeks, w. she received an additional $25 during the last week in which she saved money. write and solve an equation to find the number of weeks, w, for which sarah had saved money if she has $114.25 now.