Which reaction is balanced correctly? c 6h 12o6 + 3o 2 → 6co 2 + 6h 2o ch 4 + 4o 2 → co 2 + 2h 2o c 3h 8 + 5o 2 → 3co 2 + 4h 2o c + o 2 → 2co 2

Vikram is studying the square pyramid below. on st to find the surface area of the pyramid, in square inches, vikram wrote (33.2) (34 ikram wrote (33.2)(34.2)+43(34.2)(284) what error did vikram make? o he used the same expression for the area of all four lateral faces. he used the wrong expression to represent the area of the base of the pyramid. o he used the wrong value as the height when he found the area of the lateral faces. he used an expression for surface area that only finds the total area of three faces.

What is the solution to this system of linear equations? 2x + 3y = 3 tx-3y= 24

Michael opens a store selling specialty artisan breads. before he can begin baking and selling bread, he purchases a bread oven. each week he sells the same number of loaves and earns the same amount of money. write an equation to show how much money he has earned at any week. x y week profit in dollars 1 –250 2 –170 3 –90 4 –10 5 70 a. y = 80x + 70 b. y = 80x – 330 c. y = 80x – 250 d. y = 80x