Laneka owns a cake shop. she is currently preparing cakes for two anniversary parties. the first cake has 3 small tiers and 1 medium tier and will serve a total of 100 guests. the second one has 3 small tiers and 2 medium tiers and will serve a total of 140 guests. how many guests will a small tier serve? a medium tier? define each variable write the system of equations are there any additional constraints that should be considered? how can you express them algebraically? solve the system.

Could someone with number 1 and 2

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.

Side xy of triangle xyz is extended to point w, creating a linear pair with ∠wyz and ∠xyz. measure of an exterior angle what is the value of x? 64 80 100 180