13. Some oranges, apples, and grapes are used in a produce display. The ratio of the weight of oranges to the weight of apples is 3: 2. The ratio of the weight of apples to the weight of grapes is 4: 3. If the grapes weigh 12 pounds, how much do the oranges weigh? 14. A faucet is used to fill an empty rectangular tank. Water flows out of the faucet at a rate of 3 cubic centimeters per second. After running the faucet for 2 x seconds, the volume of water in the tank is 4 cubic centimeters more than of the capacity of the tank. a) Write an expression to represent the capacity of the tank, y, in cubic centimeters.

Q: REWRITE

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.