Billy has a $40 gift card. She spends $10 per week. Write a linear equation for this situation. (Hint: Use y = mx + b, where y is money remaining, m is loss per week, and b is the starting money.)

Adaylily farm sells a portion of their daylilies and allows a portion to grow and divide. the recursive formula an=1.5(an-1)-100 represents the number of daylilies, a, after n years. after the fifth year, the farmers estimate they have 2225 daylilies. how many daylilies were on the farm after the first year?

What properties allow transformation to be used as a problem solving tool

Need on this one asap im almost done with this subject