Residents of the town of Windy Grove who are connected to the water supply are billed a fix amount each month plus a charge for each cubic foot of water used. A household using 1000 cubic feet was filled $35, while one using 1600 cubic feet was billed $55. Write a formula T(w), for the monthly cost of a resident's water, where w is the cubic feet of water used.
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Equations and inequalities describe the relationship between two mathematical expressions.
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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.
Residents of the town of Windy Grove who are connected to the water supply are billed a fix amount each month plus a charge for each cubic foot of water used. A household using 1000 cubic feet was filled $35, while one using 1600 cubic feet was billed $55. Write a formula T(w), for the monthly cost of a resident's water, where w is the cubic feet of water used.
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