Simplify the expression -3(-4y+3) -(3y-4)-4y+7 h e l p

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.