Adison earned $25 mowing her neighbors lawn. then she loaned her friend $18 and got $50 from her grandmother. she now has $86. how much money did adison have to begin with

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor