Which equation models the relation between x and y? y=−8x+5y is equal to negative 8 x plus 5 x=−8y+5x is equal to negative 8 y plus 5 4y=−5x+54 y is equal to negative 5 x plus 5 5y=−3x+5

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

Acircle has a circumference of 28.36 units what is the diameter of the circle

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?