Simplify and solve each of the following equations. a. d + d + 10 = 50 b. 30 – f + 8f = 30 c. ��12 = 4e + 23 + e d. 42 = 32 – 6f – 4f

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?