write an equation to represent the doctors prediction, and the relationship between max’s weight in pounds, y, and the number of times max’s weight is checked, x, in periods of two weeks

Pls! does anybody know a shortcut for answering these types of questions in the future?

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?